Keeper.sh - Calendar syncing, universal API & MCP
Keeper.sh lets you sync your calendars so you prevent double bookings and acts as a universal MCP server that gives your agents access to all your calendars in one go.
Keeper.sh - Calendar syncing, universal API & MCP
Keeper.sh lets you sync your calendars so you prevent double bookings and acts as a universal MCP server that gives your agents access to all your calendars in one go.
Ranked #2777 on TrustMRR
40 active subscriptions
515 followers on 𝕏
Revenue is verified with
Polar API key.Last updated: Aug 14, 2026, 05:20 AM
Avoid double-bookings across all your calendars, share your calendar anonymized and give your agent access to all of your events.
Prevents double bookings, one-stop universal calendar MCP
Audience
Entrepreneurs, content creators,
Pricing
$5 month or $48 annually
Team size
1 person
Funding
Bootstrapped
Domain Rating
keeper.sh
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Marketing channels
Tech stack
Frontend
Additional info
Keeper.sh is open-source under an AGPL-3.0 license, you can even self-host.
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