I Examined the 9 Finest Calendar Apps: My Sincere Evaluation

The fixed juggling of labor duties, private occasions, and last-minute modifications usually left me feeling overwhelmed and disorganized. Between missed deadlines, overlapping conferences, and the sheer chaos of managing private {and professional} commitments, I knew I wanted an answer. 

Once I lastly determined to take management, I noticed I wanted one of many greatest calendar apps to streamline scheduling and convey order to the insanity.

For years, I relied on a mishmash of sticky notes, scattered telephone reminders, and psychological math to maintain monitor of my schedule—and let’s simply say it wasn’t working. Vital occasions slipped via the cracks, conferences overlapped, and planning my day grew to become a supply of stress slightly than readability. 

After numerous hours of analysis, I’ve examined 15+ of the perfect calendar apps. I’ve analyzed their options, usability, and what G2 reviewers needed to say to establish those that really stand out. On this article, I’m sharing my findings so you may select the app that’s best for you.

Whether or not you are managing a packed work schedule, coordinating with a workforce, or simply attempting to recollect your dentist appointment, there’s an app right here that may simplify your life and assist you to keep organized.

My prime 9 greatest calendar app suggestions for 2025

A calendar app is a digital instrument designed that can assist you manage, schedule, and monitor your every day actions, appointments, and duties in a single handy place. These instruments helped me transcend conventional paper calendars and provided options like reminders and occasion integrations, making them one in every of my favourite instruments to remain productive.

Once I first began at G2, managing my time felt like a relentless problem—one that also makes me cringe. I as soon as scheduled a number of back-to-back conferences with out realizing they overlapped, leaving me scrambling between tabs, attempting to juggle calls. That chaos made me understand how essential it’s to have a dependable calendar app to streamline my schedule.

As soon as I started utilizing one, scheduling grew to become easy. I may rapidly establish accessible time slots with out countless back-and-forth emails, combine video calls seamlessly, and guarantee no assembly or activity slipped via the cracks. These apps remodeled my workflow, lowered stress, and allowed me to give attention to the work that really mattered.

What I search for in a calendar app

When choosing a calendar app, I prioritize just a few key options that make managing my time extra environment friendly:

• Simple scheduling: Managing conferences throughout totally different time zones could be a nightmare with out the best instruments. I would like an app that may detect time zones mechanically, analyze mutual availability, and recommend optimum assembly slots with out fixed back-and-forth communication. That is particularly useful when coordinating with distant groups or shoppers in numerous elements of the world. By automating these duties, the app saves me time, reduces scheduling conflicts, and ensures conferences are arrange effectively, even when working with advanced world schedules.
• Collaboration options: Seamless workforce coordination is crucial for productiveness. I usually should share my calendar with colleagues for group scheduling, challenge planning, or aligning deadlines. An app that enables me so as to add collaborators simply customise entry permissions (e.g., view-only or full-edit rights), and look at others’ availability simplifies this course of. This eliminates the necessity for lengthy e mail chains or handbook checks, guaranteeing everybody stays on the identical web page. 
• Consumer-friendly interface: With a packed schedule, I don’t need to waste time navigating a cluttered or overly advanced app. A clear, intuitive interface lets me view my day, week, or month at a look, guaranteeing I by no means miss an vital activity or assembly. Options like color-coded occasions, drag-and-drop scheduling, and customizable layouts make it simpler to arrange my time and adapt the calendar to my workflow. By minimizing the training curve and navigation time, I can give attention to my priorities as a substitute of scuffling with the instrument itself.
• Synthetic intelligence help: AI can take scheduling to the following stage by providing options like battle detection, automated rescheduling, and assembly prioritization based mostly on urgency or significance. AI also can study my habits, resembling most popular assembly instances or recurring duties, and proactively recommend schedules that align with my routines. This helps scale back resolution fatigue, ensures that my schedule is optimized, and even prevents overbooking by figuring out gaps or overlaps prematurely.
• Cell entry: Since I’m usually away from my desk, having strong cell entry to my calendar ensures I can keep organized irrespective of the place I’m. A responsive app with a completely purposeful cell model permits me to schedule, reschedule, or cancel occasions on the go. Options like offline entry, cell notifications, and fast syncing with desktop variations make it straightforward to handle my day with out lacking a beat. That is significantly helpful throughout journey or when sudden modifications come up.
• Cost integration: For occasions or appointments that contain funds—resembling consultations, workshops, or freelance gigs—having built-in fee processing instruments is invaluable. It eliminates the trouble of juggling third-party platforms and the calendar app, permitting me to deal with scheduling and transactions in a single place. This streamlines my workflow and enhances the expertise for shoppers or members by making the method seamless {and professional}.
• Customizable notifications and reminders: Efficient time administration depends on well timed reminders, however a one-size-fits-all strategy doesn’t work for everybody. One of the best calendar app ought to permit customizable notifications for various occasions and duties. For instance, I would desire a reminder an hour earlier than a gathering however a full day’s discover for an vital deadline. Adjusting these reminders based mostly on precedence or occasion kind helps me keep organized and ready with out being overwhelmed by fixed pings. 

Finally, the best calendar app ought to save me time, scale back stress, and supply me with the instruments to handle my workday simply, permitting me to give attention to what issues most.

The record beneath accommodates real consumer evaluations from our greatest calendar software program class web page. To be included on this class, software program should:

• Enable scheduling from particular person or collaborating customers
• Allow customers to share collaborative calendars
• Function customizable viewing choices (e.g., day, week, month, 12 months)
• Facilitate scheduling of duties, conferences, appointments, or occasions

This knowledge has been pulled from G2 in 2025. Some evaluations have been edited for readability.

1. Google Workspace

I’ve used Google Calendar, a part of the Google Workspace suite, for over 5 years now, and it’s undoubtedly grow to be a vital a part of my every day routine.

What I’ve at all times preferred is how effortlessly the whole lot syncs throughout gadgets, making scheduling a lot simpler. The combination with different Google providers, like Gmail and Google Meet, is tremendous handy. Every time I get a gathering invite through e mail, it mechanically provides all of the details to my calendar. If it’s a Google Meet session, the hyperlink is correct there, making it easy to leap into the assembly.

When organising conferences, I can verify somebody’s availability in real-time. The “Discover a Time” function makes scheduling simpler by displaying accessible slots, so I don’t must deal with the same old back-and-forth emails, particularly when coordinating conferences throughout totally different time zones. 

One other factor I actually recognize is the reminder notifications. Whether or not it is an e mail or pop-up alert, it ensures I don’t miss vital conferences or deadlines. Plus, I can set particular instances for these reminders, permitting me to remain on prime of duties on the proper second.

Whereas the calendar’s default views are efficient, a extra detailed “Agenda View” that teams conferences by class or precedence (with collapsible sections) may assist higher plan for busy days. 

I feel it may nonetheless enhance by providing extra granular management over what friends can do with the occasions they’re invited to. Giving hosts extra choices, like limiting whether or not friends can invite others or edit occasion particulars, would enhance collaboration and scale back pointless modifications.

What I dislike about Google Workspace:

• I skilled restricted management over visitor permissions. This made it difficult to limit modifying or forestall others from inviting members. 
• I discovered the shortage of an in depth “Agenda View” irritating.  This made it tough to rapidly assess my schedule and prioritize duties successfully.

What G2 customers dislike about Google Workspace:

“When deleting a consumer and transferring calendar possession, the method could be a bit buggy. As an admin, I can transfer most conferences, however the transferred ones stay locked, stopping me from managing them.”

– Google Workspace Evaluation, Chays V.

2. Microsoft Outlook 

Earlier than working with Microsoft Outlook, I used to be already acquainted with its fame throughout the Microsoft ecosystem, so I had excessive expectations. Outlook Calendar focuses on the calendar performance tied to your Outlook e mail account.

I used to be curious to see how properly it would combine with your entire Microsoft 365 suite, and I used to be pleasantly shocked by how effortlessly it labored. Integrating Microsoft Groups for video calls and collaboration inside calendar invitations was particularly handy. The flexibility so as to add OneDrive information on to occasions and simply sync emails from Outlook into calendar invitations helped streamline my day-to-day duties.

 One other factor I significantly preferred was the strong search performance, which made it straightforward to rapidly discover previous occasions, emails, or information associated to particular conferences or duties.

Outlook Calendar could be overwhelming at first. The interface has so many choices and menus that it will probably really feel a bit cluttered, particularly for somebody who’s not tremendous acquainted with the instrument. It took me a bit of time to determine how you can navigate effectively, and typically, it felt just like the default views didn’t assist me discover issues rapidly sufficient.

What I dislike about Google Workspace:

• I discovered the interface overwhelming, with too many choices and menus. The cluttered design made it arduous to give attention to what was vital.
• The default views have been complicated and slowed navigation for brand spanking new customers like myself. 

What G2 customers dislike about Google Workspace:

“In my expertise, Outlook can typically be sluggish, particularly with many emails or attachments. Setting it up for the primary time can be tough for brand spanking new customers, as some options are arduous to seek out or use. Moreover, extra customization choices for the interface would enhance the general consumer expertise.”

– Outlook Evaluation, Kayden Okay.

3. Zoom Office 

Having used Zoom Calendar, a part of the Zoom Office suite, extensively to handle private {and professional} schedules, I’ve come to understand its many options and integrations. 

One of many standout features of Zoom Calendar is how seamlessly it syncs with Google Calendar and Outlook. This ensures that each one my conferences, together with Zoom hyperlinks, are mechanically added with none additional effort. 

Zoom Office’s integration with fee options is especially helpful for internet hosting webinars and paid occasions. The flexibility to simply accept funds immediately throughout the platform streamlined the reserving course of, making it extremely handy for me and the members.

Zoom Calendar additionally integrates with activity administration instruments like Asana and Trello. This integration permits me to mechanically hyperlink assembly occasions to particular duties, offering an all-in-one platform for monitoring deadlines and motion gadgets.

Nonetheless, not the whole lot was good. One subject I encountered was Zoom Calendar’s dealing with of time zone changes. When scheduling conferences throughout a number of time zones, it didn’t at all times sync accurately, which typically led to confusion or missed conferences. This was particularly problematic when coordinating with members in several areas, because the time zone discrepancies weren’t at all times clear.

One other draw back I seen was the fundamental notification settings. Whereas the reminders are purposeful, the flexibility to customise when and the way you obtain notifications is sort of restricted. As somebody who depends on well timed reminders to remain organized, I discover this lack of granular management over notifications to be a bit irritating, particularly once I want extra flexibility in managing my schedule.

What I dislike about Zoom Office:

• I encountered inconsistent time zone syncing, which typically induced scheduling points. This inconsistency led to confusion when coordinating with folks throughout totally different time zones.
• The restricted notification customization didn’t permit me to tailor alerts to my preferences. In consequence, I usually missed vital reminders or acquired pointless notifications.

What G2 customers dislike about Zoom Office:

“Regardless of enhancements, Zoom has confronted ongoing scrutiny over safety issues, resembling “Zoombombing” (unauthorized members disrupting conferences) and potential vulnerabilities associated to knowledge encryption. Whereas steps have been taken to boost safety, these issues stay current. For our group, we have additionally seen that ZoomInfo seems to be capturing our knowledge and utilizing it on their platform. This raises issues for us, as our data could be bought or utilized in ways in which aren’t totally clear.”

– Zoom Office Evaluation, Debbie Y.

4. Calendly Gross sales

Calendly Gross sales has been a complete game-changer for me. It eliminates the back-and-forth emails I used to take care of when scheduling conferences. By sharing my scheduling hyperlink, others can choose a time that fits them based mostly on my availability. 

The automated blocking of unavailable instances and syncing with my Google Calendar ensures no double-booking or missed appointments. It has additionally saved me plenty of time coordinating schedules.

I additionally actually like the flexibility to customise my reserving web page. I can add personalised questions, numerous assembly sorts, and time slots, which supplies it a extra tailor-made really feel for my shoppers.

Integrating funds through Stripe or PayPal has additionally been particularly helpful. It permits me to gather funds upfront earlier than confirming gross sales, streamlining your entire course of for my shoppers.

Nonetheless, one draw back is that Calendly doesn’t have its personal native video conferencing function. Though it integrates properly with platforms like Zoom, counting on third-party instruments could be a minor inconvenience. 

Moreover, whereas Calendly works nice with Google and Outlook calendars, extra superior options, like integrations with Salesforce, Zapier, or Zoom, are locked behind the premium plans. For businesses needing these options, the price of the premium plans might be a dealbreaker. 

One other factor I did not like is the shortage of a built-in reminder function for shoppers. Whereas I can set reminders on my calendar, it will be useful to have a method to ship automated reminders immediately via Calendly to make sure shoppers remember their conferences.

What I dislike about Calendly Gross sales:

• I missed having a local video conferencing function, which depends on third-party instruments like Zoom. This added an additional step to the scheduling course of and made the expertise much less seamless.
• Superior options, like integrations with Salesforce or Zapier, have been solely accessible on costly premium plans. This restricted entry to highly effective instruments except I upgraded, which felt restrictive for customers on a finances.

What G2 customers dislike about Calendly Gross sales:

“One draw back is that I can’t join my e mail accounts except I improve. Additionally, the affirmation emails are too lengthy and complicated. An easier format would make it simpler for my older shoppers.”

– Calendly Evaluation, Jeri B.

5. Zoho Mail

Initially, I hesitated to make use of Zoho Mail Calendar as a result of I assumed it could be overly advanced, given its deep integration with Zoho CRM and its fame for strong enterprise instruments. 

I anticipated the calendar to be tailor-made extra for superior CRM functionalities, probably making it cumbersome for on a regular basis use. Nonetheless, I used to be pleasantly shocked by how intuitive and user-friendly it was. One among Zoho Mail Calendar’s largest benefits is how seamlessly it connects with different apps within the Zoho suite.  In case you’re already utilizing Zoho merchandise, the calendar naturally enhances these instruments, conserving the whole lot in sync with out switching between platforms. 

Its sturdy collaboration options stood out to me—creating shared calendars and scheduling occasions with a number of workforce members is straightforward, and syncing availability throughout departments makes coordinating conferences easy. 

Whereas its performance impressed me, the calendar interface feels a bit outdated and clunky in comparison with extra trendy instruments like Google Calendar or Outlook. Navigating via totally different views, resembling day, week, or month, lacks the smoothness and visible enchantment of polished alternate options, making it purposeful however much less satisfying.

What I dislike about Zoho Mail:

• The interface felt clunky, and the design lacked the trendy, intuitive really feel that will have made scheduling sooner and extra satisfying.
• Switching between views wasn’t easy. The lag between transitions disrupted my workflow and made it tougher to handle my calendar successfully.

What G2 customers dislike about Zoho Mail:

“Zoho Mail’s in depth options can really feel overwhelming for brand spanking new customers, because the platform has a steeper studying curve than easier e mail instruments, requiring time to totally grasp its functionalities. Moreover, whereas Zoho Mail integrates seamlessly with different Zoho apps, customers counting on non-Zoho productiveness instruments might encounter challenges with third-party compatibility, which isn’t as easy as throughout the Zoho ecosystem.”

– Zoho Mail Evaluation, Anubhav M.

6. Apollo.io

Having been acquainted with Apollo.io‘s fame for gross sales engagement and prospecting, I used to be curious to see how its calendar function would carry out. 

One standout facet was the flexibility to design assembly templates with fields like goals and key dialogue factors. This function considerably streamlined the assembly course of by guaranteeing every assembly had a powerful agenda. 

The sleek integration with CRM platforms additionally allowed for fast entry to prospect knowledge. Pulling prospect data immediately into the calendar eliminated the necessity to toggle between a number of platforms, permitting for sooner decision-making and a extra organized workflow. This was significantly invaluable when dealing with a excessive quantity of prospects and conferences, because it allowed me to handle them with ease and precision.

The calendar’s customization choices felt considerably restricted. For example, whereas it was straightforward to arrange templates, the calendar lacked the flexibleness to use particular guidelines for various assembly sorts or set detailed parameters for recurring occasions. This might have additional tailor-made the workflows to particular wants.

Furthermore, whereas Apollo.io excels for sales-related conferences, it lacks customary calendar options like occasion categorization or activity administration platform integrations, making it much less versatile for balancing skilled and private schedules.

What I dislike about Apollo.io:

• I discovered restricted customization choices for recurring occasions and assembly sorts. This made it tougher to tailor my calendar to my particular wants and resulted in repetitive handbook changes.
• It lacked options like occasion categorization and activity administration, which might have been useful. With out these instruments, I struggled to effectively manage and prioritize several types of conferences and duties.

What G2 customers dislike about Apollo.io:

“It lacks the flexibility to ship out availability hyperlinks restricted to particular time frames.”

– Apollo.io Evaluation, Mesfin M.

7. Acuity Scheduling

Once I used the calendar function in Acuity Scheduling, I used to be impressed by its extremely customizable reserving pages. The flexibility to totally tailor the design to match my model made the entire scheduling course of really feel cohesive {and professional}, which was a nice shock.

I additionally felt that the detailed shopper profiles have been an important function. Storing contact particulars, appointment historical past, and customized fields for particular knowledge like shopper preferences or particular requests made it straightforward to personalize interactions and construct stronger relationships.

The combination with fee gateways like Stripe and PayPal was incredibly handy. It simplified the fee course of by permitting shoppers to pay when reserving, which not solely made scheduling extra environment friendly but additionally helped handle money stream easily.

That mentioned, I did discover the platform to have a little bit of a studying curve. Whereas I appreciated the wealth of options, it was initially overwhelming. Organising superior options like shopper consumption kinds or automated workflows took a while to know, and I needed to undergo a little bit of trial and error earlier than I may totally make the most of the whole lot it gives.

What I dislike about Acuity Scheduling:

• The platform had a studying curve, particularly when exploring superior options. It required a while to get acquainted with it.
• Organising options like consumption kinds and workflows took time and trial to good. Whereas highly effective, these options weren’t intuitive, and it took effort to configure them to suit my wants.

What G2 customers dislike about Acuity Scheduling:

“I would like the final touchdown web page of Acuity Scheduling to be extra customizable to higher replicate my branding. Moreover, it will be useful if shoppers may add a number of extra e mail addresses (attendees) when scheduling an appointment. This function would be certain that I am conscious when shoppers need to embody another person in a Zoom name, slightly than discovering out in the course of the appointment when an sudden participant joins.”

– Acuity Scheduling.io Evaluation, Nathan A.

8. Reclaim.ai

Reclaim.ai has been a game-changer for my time administration. The AI-driven scheduling mechanically analyzes my work habits and activity priorities, permitting me to focus extra on my work slightly than always managing my calendar. For example, if a gathering is canceled or rescheduled, Reclaim adjusts my calendar in real-time, guaranteeing that nothing will get neglected and that my schedule stays optimized.

One among my favourite options is the superior time-blocking. It recommends the perfect instances for conferences and duties and helps prioritize deep work by adjusting if conferences run late. This has allowed me to constantly discover focus time, even throughout busy days, with out the stress of manually adjusting my schedule.

It took a little time to determine the extra superior options, like customizing AI-driven scheduling and activity prioritization. For somebody who prefers easier instruments, this would possibly really feel a bit difficult. Moreover, Reclaim works properly with Google Calendar and Outlook, however the integration with different calendar platforms is restricted, which might be a barrier when you use one thing totally different.

What I dislike about Reclaim.ai:

• I discovered the superior options difficult to study at first. The complexity of the choices required a studying curve.
• There was restricted integration with calendars exterior of Google and Outlook, which was restrictive. This lack of compatibility made it difficult to sync my schedule throughout totally different platforms.

What G2 customers dislike about Reclaim.ai:

“Reclaim has just a few areas for enchancment. It struggles with prioritizing duties based mostly on customized preferences, as duties typically seem incorrectly, requiring handbook changes. Moreover, its time-blocking function does not group associated duties, cluttering the calendar with particular person entries as a substitute of a single block.

Recurring habits can’t be immediately built-in into the calendar, and there is no “executed” button for accomplished duties requiring handbook updates. Reclaim additionally doesn’t deal with deadlines properly, cluttering the calendar with duties and not using a set due date. Time overruns aren’t confirmed, and shorter intervals (5 minutes) aren’t accessible, limiting granular activity administration. Lastly, the shortage of a remark function makes it tough to depart notes for particular duties.”

– Reclaim.ai Evaluation, Motty C.

9. iCal

I used iCal to handle my private and workforce calendars and actually like its seamless integration with Apple gadgets. The flexibility to sync occasions throughout my iPhone, iPad, and Mac made scheduling straightforward and environment friendly. It ensured I by no means missed an appointment, whatever the system I used to be utilizing.

One other optimistic function was the intuitive interface. Creating, modifying, and organizing occasions was fast and easy, and the color-coding function helped distinguish between private, work, and project-related schedules. This made it straightforward to maintain the whole lot organized with out feeling overwhelmed.

Nonetheless, iCal’s collaboration options are considerably restricted in comparison with different calendar apps. When you can share calendars with others, there’s no strong permission administration to manage who can see or edit particular occasions, which might be a problem for bigger groups or companies needing fine-grained management over scheduling.

Moreover, whereas iCal works properly throughout the Apple ecosystem, integration with non-Apple apps and providers might be higher. Syncing with third-party calendars like Google Calendar typically resulted in delays or lacking occasions. 

The cell app, although user-friendly, lacked some customization choices accessible on the desktop model, which often made managing my schedule on the go a bit much less environment friendly.

What I dislike about iCal:

• The dearth of sturdy collaboration options is a problem. I am unable to management who can see or edit particular occasions, which is essential for managing groups and initiatives.
• I’ve confronted syncing points with third-party calendars like Google Calendar. Occasions typically don’t sync correctly, inflicting delays and disruptions in my schedule.

What G2 customers dislike about iCal:

“iCal can get cluttered simply, and it lacks a streamlined method to ship invitations, which could be irritating. Whereas it is a good possibility for private use attributable to being free, for enterprise functions, I’d suggest a extra strong answer with higher collaboration options.”

– iCal Evaluation, Iyer A.

Calendar apps: incessantly requested questions (FAQs)

Q. What’s the prime calendar app for private use?

Google Calendar is a number one possibility for private scheduling. It’s user-friendly, syncs seamlessly throughout gadgets, and integrates successfully with different Google providers. Customers can sync private and work calendars to view the whole lot in a single place, with the choice to regulate privateness settings to maintain private occasions non-public.

Q. Which is the best-shared calendar app?

The Teamup Calendar is a superb selection for workforce initiatives or shared deadlines. It permits a number of customers to handle and look at occasions with customizable permissions, making collaboration easy and environment friendly.

Q. Are there free calendar choices accessible?

Google Calendar is a well-liked free possibility that provides important options like cross-device syncing, straightforward occasion creation, and reminders. One other nice free selection is Outlook Calendar, which integrates seamlessly with Microsoft apps.

Q. Is Google Calendar higher than Apple?

Google Calendar is commonly most popular for its superior cross-platform compatibility, particularly for customers with numerous gadgets. Whereas iCal (Apple Calendar) is superb for Mac and iPhone customers, it tends to really feel extra restrictive exterior the Apple ecosystem.

Q. What calendar apps assist fee integrations for reserving appointments?

Calendly is a best choice for appointment scheduling with fee integration. It connects effortlessly with Stripe and PayPal, simplifying paid bookings. Acuity Scheduling is one other nice possibility, supporting funds through Sq., PayPal, and Stripe.

Don’t fret, I time the whole lot completely!

In my expertise, the perfect calendar app depends upon your distinctive wants and the way it suits into your workflow. 

A calendar that syncs effortlessly throughout gadgets and works properly with different providers is vital for these on the lookout for simplicity and seamless integration. In case you want extra superior options, resembling pure language enter or enhanced activity administration, it’s price contemplating apps with these particular capabilities. 

Finally, the best calendar app ought to assist you to keep organized, handle your time successfully, and combine easily into your every day routine. 

I’ve discovered that collaboration instruments assist you to keep organized and productive, irrespective of the challenge. Discover the perfect instrument now!