Compare software

Note Mark vs Synology Note Station Client: catalog facts
Note Mark	Synology Note Station Client
Free Free and open source; the developer accepts donations.	Free Free with a Synology NAS that runs the Note Station package.
Web, Self-hosted	macOS, Self-hosted
Minimal and fast web interface Self-hosted, so notes stay on your server	Notes stay on your own NAS Rich text, media embedding and attachments
You need to run and maintain your own server Smaller feature set than larger note platforms	Requires Synology NAS hardware Closed source and tied to the Synology ecosystem
Self-hosted	Downloadable app, Self-hosted
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.