Notion
Standard NotesPick
App6.7k
Simple, end-to-end encrypted notes that sync on every device, from a company now owned by Proton.
- No tracking
- Open source
- End-to-end encrypted
- Account optional
- Free plan
- Android
- iPhone
- Mac
- Windows
- Linux
- Web
SiYuan
App in Notes
Local-first knowledge base with blocks and databases; paid sync is end-to-end encrypted.
Privacy passport
4 of 5 checks- No trackingNot statedThe maker doesn't say.
- Open sourceYesApps and server code are public, so anyone can check them.
- Only you can read itOn deviceYour data stays on your own device.
- No accountOptionalWorks without an account; one is only needed for extras such as sync.
- FreeFree planA free plan, with paid upgrades.
Where it stands among 15 note-taking apps
No tracking
Yes
Partly
No
Not stated
Open source
Yes
Partly
No
Only you can read it
Yes
Partly
No account
Yes
No
Free
Yes
A private swap for
Listed in
Other note-taking apps
NotesnookPick
App14.8k
Open-source notes app with encryption always on, rich editing and a capable free plan.
- Minimal tracking
- Open source
- End-to-end encrypted
- Account needed
- Free plan
- Android
- iPhone
- Mac
- Windows
- Linux
- Web
JoplinPick
App56.9k
Open-source notebooks and to-dos that sync through Joplin Cloud or your own storage, with optional encryption.
- Minimal tracking
- Open source
- Partly encrypted
- Account optional
- Free plan
- Android
- iPhone
- Mac
- Windows
- Linux
Nextcloud
Self-hosted37.3k
Run your own cloud for files, calendars, notes and forms on a server you control, with apps for every device.
- No tracking
- Open source
- On your server
- Account needed
- Free
- Android
- iPhone
- Mac
- Windows
- Linux
- Web
ObsidianAudited
App
Notes kept as plain Markdown files on your device, with optional end-to-end encrypted sync.
- No tracking
- Closed source
- Stays on device
- Account optional
- Free plan
- Android
- iPhone
- Mac
- Windows
- Linux
Anytype
App9k
Local-first workspace for notes, tasks and databases that syncs peer to peer with end-to-end encryption.
- Has trackers
- Partly open
- End-to-end encrypted
- No account
- Free plan
- Android
- iPhone
- Mac
- Windows
- Linux
- Web