Simple and beautiful.
You don’t need to think about folder, tag, title. Just new a memo and write down your ideas. Ai may help you to find it out, but when you need it.
Free
In-App Purchases
About
Capture, secure, and intelligently recall your ideas with an AI-powered external memory system. Offers end-to-end encryption for absolute privacy and seamless collaboration features. Export your data anytime without vendor lock-in.
✓Smart Recall AI
✓Zero-Knowledge E2EE
✓Conflict-Free Collaboration
✓Encrypted Team Sharing
✓Web and Desktop App
✓Markdown Data Export
✓AI-Powered Mind Extension
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What's New in ExtMemo
2.3.66
October 21, 2026
- Added Hyper Todo Tab: Manage and review all your tasks in one unified view. Get a seamless high-level overview of your entire workflow. - Long Content Collapsing: Cleaned up the task layout with automatic content folding for better readability and a clutter-free interface. - Bug Fixes & Improvements: Resolved known issues and enhanced overall system stability.
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Subscriptions & In-App Purchases
Monthly
Monthly user
$2.991 Month
1 Month trialUser reviews
FAQ
What is ExtMemo AI Notes?
ExtMemo AI Notes is an external memory system designed for capturing and recalling ideas. It utilizes AI for smart recall and offers robust end-to-end encryption for privacy.
How does ExtMemo AI Notes ensure privacy?
ExtMemo AI Notes employs a zero-knowledge architecture with end-to-end encryption (E2EE). Your data is encrypted on your device, and the developers do not have access to your keys or content.
Can I collaborate with others using ExtMemo AI Notes?
Yes, ExtMemo AI Notes supports conflict-free collaboration and encrypted team sharing. Team-wide E2EE ensures that shared group data remains private.
What devices does ExtMemo AI Notes support?
ExtMemo AI Notes is available on iPhone, iPad, and iPod. A web app and desktop experience are also offered for larger screens.
Is ExtMemo AI Notes free to use?
ExtMemo AI Notes is free to download and use. It offers in-app purchases for additional features or services.
How often is ExtMemo AI Notes updated?
The latest version of ExtMemo AI Notes is 2.3.1, last updated on April 23, 2026. Updates are released regularly to improve functionality and security.
Can I export my data from ExtMemo AI Notes?
Yes, ExtMemo AI Notes allows you to export all your data to standard Markdown format with a single click, preventing vendor lock-in.
What is the age rating for ExtMemo AI Notes?
ExtMemo AI Notes has an age rating of 4+, making it suitable for a wide range of users.
