An end-to-end encrypted notes app for writing, sketching, storing files, and collaborating securely. It offers fast, native performance with offline support and a polished Markdown editor. Your data is encrypted before leaving your device, ensuring privacy and security.
26.10.30
October 31, 2026
Several bugfixes and refinements. Visit https://github.com/lockbook/lockbook/releases/tag/26.10.30 for more details
Additional storage for your notes and files.
Lockbook is an end-to-end encrypted notes app that allows users to write, sketch, store files, sync across devices, and collaborate in real time. It prioritizes user privacy by encrypting data before it leaves the device.
Yes, Lockbook is free to download and use. It offers a free tier with options for paid subscriptions for additional storage, such as 30GB for $2.99 per month.
No, Lockbook does not contain advertisements. The app is developed with a philosophy of being honest and not selling user data, focusing instead on providing a secure note-taking service.
Lockbook is available on macOS, iPhone, and iPad. Its native apps are designed for everyday use, offering fast sync and offline support.
Lockbook uses end-to-end encryption, meaning your notes are encrypted with keys generated on your devices. Only you and those you share with can access your content, as even Lockbook cannot read your data.
Yes, Lockbook supports real-time collaboration. You can share folders and edit notes together with collaborators, seeing live updates while maintaining end-to-end encryption.
Lockbook allows you to write in Markdown and sketch in SVG. It supports keeping your work in formats that are usable outside of the application.
The latest version of Lockbook is 26.10.30, and it was last updated on October 31, 2026. This indicates a commitment to ongoing development and maintenance.
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