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Astropad Studio vs Weylus: catalog facts
Astropad Studio	Weylus
Paid Commercial software from Astropad; see the site for current pricing.	Free Free and open source.
Windows, macOS, iOS	Windows, macOS, Linux
Uses an existing iPad and Apple Pencil as a pen display Works with Mac and PC	No app needed on the tablet, only a web browser Pen and touch input from the tablet reach the computer
Requires an iPad and Apple Pencil Commercial software	Releases are infrequent Works best on a fast local network
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is needed	No account 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 1, 2026

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