Software · head to head
Countly vs Outlook Calendar

Outlook Calendar
Software
Professional calendar management for Microsoft 365
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Countly the private cloud plan starts at $175 a month and is described as usage based without stating the unit; Outlook Calendar offline support limited to only past 30 days of events, older events unavailable
- They diverge on capability: Countly covers Event tracking, Outlook Calendar covers Meeting scheduling.
Where they differ
Only the attributes on which Countly and Outlook Calendar actually diverge.
| Attribute | Countly | Outlook Calendar |
|---|---|---|
| Pricing model | freemium | Unknown |
| Platforms | Web, Mobile, Api | Web, Windows, macOS, iOS, Android |
| Founded | 2012 | 1975 |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Countly
- Event tracking
- Crash reporting
- Analytics dashboard
- User retention
- Open-source
- Cloud deployment
- On-premise deployment
- Mobile support
Only in Outlook Calendar
- Meeting scheduling
- Shared calendars
- Room booking
- Availability sharing
- Recurring events
- Microsoft Teams
- OneDrive
- SharePoint
Both cover
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Countly
- Product analytics for mobile and web applicationsnot Outlook Calendar
- Self hosting analytics where data cannot leave the organisationnot Outlook Calendar
Outlook Calendar
- Schedulingnot Countly
- Appointment bookingnot Countly
- Time trackingnot Countly
- Resource managementnot Countly
- Team coordinationnot Countly
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Countly
- The private cloud plan starts at $175 a month and is described as usage based without stating the unit
- No event cap, data point limit or user limit is published for either paid plan
- The self hosted Enterprise edition is custom priced and billed annually
- Adaptivity and intelligence features are separately priced add ons on the cheaper plan
Outlook Calendar
- Offline support limited to only past 30 days of events, older events unavailable
- Shared calendars and group calendars not available offline
- Cached Exchange Mode issues can limit available offline data
- Occasional sync conflicts when coming back online
Pricing, plan by plan
Countly
Free- Open SourceFree
- Open-source
- Self-hosted
- Full features
Outlook Calendar
Free- FreeFree
- Outlook.com email and calendar
- 50MB attachment limit
- 1GB cloud storage
- Microsoft 365 Basic$19.99/year
- Outlook with limited features
- Cloud storage
- Microsoft 365 Personal$99.99/year
- Premium Outlook
- Ad-free email
- 100GB mailbox storage
- Microsoft 365 Business Basic$6/month
- Business-class email
- 1TB cloud storage
- Microsoft Teams
Which should you pick?
Choose Countly if
- You need event tracking.
- You want to start without paying.
- You work on Web, Mobile, Api.
- You also want crash reporting.
Choose Outlook Calendar if
- You need meeting scheduling.
- You want to start without paying.
- You work on Web, Windows, macOS, iOS, Android.
- You also want shared calendars.
Questions people ask
- Is Countly or Outlook Calendar better?
- Neither clearly leads. Countly starts at Free and Outlook Calendar at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Countly or Outlook Calendar?
- Countly starts at Free and Outlook Calendar at Free.
- Does Countly or Outlook Calendar run on more platforms?
- Countly runs on Web, Mobile, Api. Outlook Calendar runs on Web, Windows, macOS, iOS, Android.
- Can I use Countly for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Countly best used for?
- Countly is most often used for product analytics for mobile and web applications, self hosting analytics where data cannot leave the organisation. Of those, product analytics for mobile and web applications and self hosting analytics where data cannot leave the organisation are not what Outlook Calendar is typically brought in for.
- What can Countly do that Outlook Calendar cannot?
- Countly covers Event tracking, Crash reporting, Analytics dashboard, User retention. Outlook Calendar covers Meeting scheduling, Shared calendars, Room booking, Availability sharing. Both handle Web support.
Answered from the vendors’ own pages
Outlook Calendar: Is Outlook Calendar free?
Outlook.com with calendar is free via a Microsoft account. Outlook Calendar also comes with Microsoft 365 Personal ($99.99/year), Family ($129.99/year), or Business plans starting at $6/user/month.
SourceOutlook Calendar: Does Outlook Calendar work offline?
Outlook Calendar has limited offline support. New Outlook caches only the past 30 days of calendar items. Shared calendars and group calendars are not supported offline. Changes sync when you reconnect.
SourceOutlook Calendar: What platforms does Outlook Calendar support?
Outlook Calendar is available on Windows (desktop and web), macOS (desktop and web), iOS, and Android. Real-time synchronization works across all devices.
SourceOutlook Calendar: Does Outlook Calendar integrate with Slack?
Yes. Outlook Calendar integrates with Slack to sync your status and receive meeting notifications. You can RSVP to invites directly in Slack and join Microsoft Teams meetings from Slack reminders.
SourceOutlook Calendar: Can you share calendars and set delegate permissions?
Yes. Outlook Calendar supports calendar sharing with delegate permissions, color categories for organization, and the Scheduling Assistant to view attendee availability for meeting times.
SourceRelated pages
More on Outlook Calendar
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