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Sketch vs Affinity Designer 2: catalog facts
Sketch	Affinity Designer 2
Paid Paid subscription software.	Paid One-time purchase; version 2 is legacy, with active development now in the unified…
macOS	Windows, macOS
Long track record as a dedicated UI design tool Established plugin ecosystem	Full-featured vector design tool without a subscription One-time purchase model for the version 2 line
Mac only, no Windows or Linux version Paid subscription required	Version 2 is legacy; new features now go into the unified Affinity app instead Requires an existing v2 license to use these installers
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 22, 2026	Official website Full listing and sources Checked September 22, 2026

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