Consulting · head to head
Avaza vs Outlook Calendar

Outlook Calendar
Calendar & Time Management
Professional calendar management for Microsoft 365
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Avaza free plan caps at 1 user with timesheet access, 5 active projects and 5 invoices/bills per month; Outlook Calendar offline support limited to only past 30 days of events, older events unavailable
Where they differ
Only the attributes on which Avaza and Outlook Calendar actually diverge.
| Attribute | Avaza | Outlook Calendar |
|---|---|---|
| Pricing model | freemium | Unknown |
| Platforms | Web | Web, Windows, macOS, iOS, Android |
| Category | Consulting | Calendar & Time Management |
| Founded | Unknown | 1975 |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
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 Avaza
Nothing recorded that Outlook Calendar does not also cover.
Only in Outlook Calendar
- Meeting scheduling
- Shared calendars
- Room booking
- Availability sharing
- Recurring events
- Microsoft Teams
- OneDrive
- SharePoint
What people use each for
The jobs each tool is most often brought in to do.
Avaza
No use cases recorded yet. See the Avaza review.
Outlook Calendar
- Schedulingnot Avaza
- Appointment bookingnot Avaza
- Time trackingnot Avaza
- Resource managementnot Avaza
- Team coordinationnot Avaza
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Avaza
- Free plan caps at 1 user with timesheet access, 5 active projects and 5 invoices/bills per month
- Extra users cost $7/month each for admin or scheduling roles and $2/month for chat-only access
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
Avaza
FreeNo published plan breakdown. See the Avaza review.
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 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 Avaza or Outlook Calendar better?
- Neither clearly leads. Avaza 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, Avaza or Outlook Calendar?
- Avaza starts at Free and Outlook Calendar at Free.
- Does Avaza or Outlook Calendar run on more platforms?
- Avaza runs on Web. Outlook Calendar runs on Web, Windows, macOS, iOS, Android.
- Can I use Avaza for free?
- Both have a free tier, so you can try either at no cost before committing.
- What can Avaza do that Outlook Calendar cannot?
- Outlook Calendar covers Meeting scheduling, Shared calendars, Room booking, Availability sharing.
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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- Outlook Calendar vs Microsoft To Do
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