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FireAlpaca vs Sketchbook: catalog facts
FireAlpaca	Sketchbook
Free Free to download and use.	Freemium Sketchbook Pro for desktop is sold separately from the mobile app; check the stores for…
Windows, macOS	Windows, macOS, Android, iOS
Free with no paid tier mentioned New brushes and templates added regularly	Available on desktop and mobile Uncluttered interface focused on the canvas
No Linux or mobile version Closed source	Desktop and mobile versions are separate products No Linux version
Downloadable app	Downloadable app
Closed 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 September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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