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Notesnook - Private notes app

Name: Notesnook - Private notes app
Author: Streetwriters (Private) Limited

Streetwriters (Private) Limited

A fully open source & end-to-end encrypted note taking app

Productivity
FOSS
Free
In-app purchases
No ads
No tracking

Android only

Get Notesnook - Private notes app

Get it on Google Play

Get it with Aurora Store Get it on F-Droid Get it on Zapstore

What are these stores? Google Play, Aurora Store, F-Droid, Zapstore

Notesnook is a life changing notes app. With privacy at it's core, all your notes are end-to-end encrypted by default. Keep notes and save ideas with freedom. Unlike other privacy focused productivity apps, our online notepad app has great note taking features while being 100% private.

Developer: Streetwriters (Private) Limited
Website: notesnook.com
Source code: github.com/streetwriters/notesnook
Added to AppCosmos: 9 October 2026
License: GPL-3.0-only