Compare software

reveal.js vs iA Presenter: catalog facts
reveal.js	iA Presenter
Free Free and open source under the MIT licence.	Paid One-time payment, with a free 7-day trial on Mac.
Web	macOS, iOS
Slides written in HTML or Markdown, easy to version Speaker notes, PDF export and code highlighting	Slides generated from plain written text Speaker notes and teleprompter built in
Requires editing HTML or Markdown rather than a visual editor Advanced layouts need CSS knowledge	Apple platforms only Less freeform layout control than PowerPoint or Keynote
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	No account needed
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.