
SyncNote Calendar
Cross-Device Calendar Diary
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Free
With Ads
About
A calendar diary app that helps you focus on "what needs to be done now" by syncing your PC and smartphone.
Designed to break the habit of getting distracted by social media or games every time you open your phone.
SyncNote lets you plan calmly on your PC and use your smartphone only for quick check-ins.
A carefully crafted design delivers a stress-free experience every time you use it.
[Perfect for you if…]
- You make plans but keep forgetting them
- You struggle to prioritize tasks and don't know where to start
- "I'll do it later" keeps piling up and you never look back
- You've tried keeping a diary but can't stick with it
[Key Features]
- Calendar View – Manage your schedule simply with daily and monthly views
- Diary – Record and edit daily reflections for each date
- Real-Time Sync – Instant seamless sync between PC and smartphone
- TODO List – Simple and straightforward task management
- Dark Mode – Easy-on-the-eyes night mode included
- Minimal UI – Distraction-free design with no unnecessary clutter
- Sign In – Log in with Google or Email + Password
- Multi-language – Japanese and English supported
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What's New in SyncNote Calendar
1.8.0
July 26, 2026
added an AI chat feature called "SyncNote AI." SyncNote AI analyzes your schedule and diary entries to answer questions such as "What's on my schedule today?" or "Is there anything I've forgotten?" * This feature is disabled by default. It will only be enabled if you consent to data usage in the settings screen. * You can use the feature up to 3 times a day on the Free plan and 30 times a day on the Pro plan.
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