Your Calendar's Safety Net
Never wonder if your calendar is actually syncing across devices
✨ Free to use • iOS 15.6+ • iPad optimized
📱 See it in action:
Never wonder if your calendar is actually syncing across devices
✨ Free to use • iOS 15.6+ • iPad optimized
Performs automatic sync verification every 2 hours. Works in the background without user intervention.
Detects and displays other devices using CalCheck with the same calendar. Shows when each device last synced.
Clear visual status: 🔴 Disabled, 🟡 Waiting, 🟢 Active. Always know if your sync verification is running.
Maintains a detailed log of the last 50 sync operations. Track patterns and identify sync issues quickly.
Creates only ONE test event per device, 14 days in the past. Never reads your actual calendar events.
Smart background operations that won't drain your battery. No external power required.
Download from App Store and grant calendar access
Choose the calendar you want to verify sync for
CalCheck creates a test event and updates it every 2 hours
View which devices are syncing and when they last updated
Essential for anyone who relies on calendar synchronization
Ensure critical meeting updates sync across all devices. Verify calendar sync before important trips. Never miss appointments due to sync failures.
Confirm shared family calendars are syncing properly. Ensure everyone sees the latest schedule updates. Peace of mind for coordinated family activities.
Monitor sync health across multiple devices. Track sync patterns and intervals. Identify devices with sync issues instantly.
Verify enterprise calendar sync functionality. Troubleshoot user sync issues. Confirm Exchange/Google Workspace calendar sync.
Works with iCloud, Google Calendar, Exchange, and any CalDAV calendar accessible through iOS.
Calendar sync can fail silently without notification. CalCheck provides active verification that sync is actually working.