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Gamma vs iSlide: catalog facts
Gamma	iSlide
Freemium Free to start, with paid plans listed on the pricing page.	Freemium Free download with paid membership tiers and enterprise plans.
Android, iOS, Web	Windows, macOS, Web
Generates decks, documents and websites from a prompt or outline Exports presentations to PPT and PDF	Generates a full deck from a topic or a document Large library of templates, charts and images
Hosted service that needs an internet connection Generated designs may need manual editing to fit a brand	Site and interface are in Chinese Many features and resources sit behind paid tiers
Downloadable app, Web application, Hosted service	Downloadable app, Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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