Notesnook

Notesnook

Private notes with end-to-end encryption on by default, and open source.

Free planiPhoneAndroidMacWindowsLinuxWeb

PriceFree plan; paid plans from about $2/month

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Our verdict

A good fit for anyone who wants privacy without fuss. The paid tiers are cheap, though a free plan covers the basics.

Good

End-to-end encrypted by default
Open source
Works offline on every platform

Not so good

Several paid tiers to compare
Fewer power features than bigger apps

Best for

privacyopen source fansevery device

Where Notesnook shows up

Top 3

The 3 best private note apps in 2026

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