OpenCal vs ManageCal
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
OpenCal compared with ManageCal
| Detail | 
OpenCal | 
ManageCal |
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| What it does | Your free time from all your calendars on one link
| One calendar your whole organisation can read
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| IN
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free plan at $0, Team plan at $20/month, Business plan at $50/month. Prices are in US dollars per workspace.
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| Key features | - Connect multiple calendar accounts including Google, Microsoft, iCloud and Teams
- Share availability up to 90 days ahead
- View in Week, 2-week or Month views
- Compare calendars to find mutually free times
- Book meetings with automatic confirmation email
- Read Teams calendar from desktop screen
- Browser extension for Outlook on the web
- Add calendars via .ics feed link
- One-time guest booking links
| - Sub-calendars for teams, rooms and equipment with colour-coding
- Nine permission levels set per person per sub-calendar
- Custom fields with nine field types for event details
- Room booking with double-booking prevention
- Recurring events that keep local time through daylight saving
- Five calendar views: Day, Week, Month, Agenda, List
- Email link sign-in with no passwords to set or reset
- Search and filter by visible fields and choice/checkbox fields
- Previews showing what changes will be made before confirming
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| What makes it different | - Never shows event details to visitors, only free times
- Works with all major calendar providers without switching
- Completely free to use with no paid plans
- Book as guest without needing an account
| - Custom fields allow storing and filtering by work-specific details without cluttering event titles
- Recurring events stay at consistent local time through daylight saving changes
- Changes preview counted accurately before confirming, and concurrent edits cannot overwrite each other
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 3 | 0 |
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| Citation Flow (Majestic) | 16 | 15 |
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| Referring domains (Majestic) | 8 | 2 |
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4 details filled in for both companies.
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