Justnote is an open-source, end-to-end encrypted alternative to Google Keep for quick personal notes, securing entries with a client-side Secret Key.
A journal writer saving daily thoughts or medical reminders onto a mobile phone usually relies on a cloud note app tied to a corporate identity and email address. When that platform changes its terms, scans personal text for ad targeting, or closes the account, those personal records become inaccessible. Justnote eliminates that dependency by generating an anonymous cryptographic account on the user's device and encrypting every note before it ever reaches a server.
Google Keep requires a Google account and stores plain text notes on centralized servers. In contrast, Justnote requires neither an email address nor a password. Account creation generates a multi-word Secret Key on the user's device. That phrase functions as both the authentication credential and the local encryption key, scrambling notes, tags, and settings before anything leaves the phone or browser.
Storage operations also differ. Google Keep locks notes into Google's cloud with no user choice over data residency. Justnote defaults to a decentralized Gaia storage hub hosted by STX Apps, while allowing users to point the client to their own independent Gaia server registered on the Stacks blockchain. Moving between devices requires only typing the Secret Key on the web, iOS, or Android interface, and users migrating from Google Keep can import their existing records through standard zip archives.
Justnote vs Google Keep — which should I choose? Google Keep fits users who rely on shared shopping lists, reminders, and Google ecosystem integration. Justnote fits users who want personal, client-encrypted notes without corporate profiling.
Is Justnote free to use? Yes. Justnote is free for core note-taking with no ads, while an optional annual subscription of roughly $4.99 unlocks extra organization features like pinned notes and custom tags.
Can I recover my Justnote notes if I lose my Secret Key? No. Because notes are encrypted client-side and the developers hold no master recovery key, losing your Secret Key results in permanent data loss.
Justnote is an effective choice for individuals who want a private, tracker-free scratchpad across mobile and desktop, provided they are disciplined enough to safeguard their multi-word cryptographic key. With active maintenance continuing into 2026 and GPL-2.0 licensing covering the client codebase, users gain verifiable control over how their personal notes are encrypted and stored.
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