Choose Gamma if you need
- Integration with Slack, Notion or Dropbox. We haven't found them on Haiku Deck's website.
Side by side, from each tool's own website. A tool's rating shows once it has 3 reviews.
From each tool's own website, checked on the dates below, and from published reviews.
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.

Nobody has reviewed Gamma yet. Its rating shows once it has 3 reviews.
Review GammaNobody has reviewed Haiku Deck yet. Its rating shows once it has 3 reviews.
Review Haiku DeckFrom the platforms and integrations each website lists.
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Gamma and Haiku Deck yet.
Your review makes this comparison better for the next person. Review Gamma or review Haiku Deck.
Gamma: Facts from gamma.app, checked November 13, 2026. Sources: gamma.app.
Haiku Deck: Facts from haikudeck.com, checked November 14, 2026. Sources: haikudeck.com, haikudeck.com/pricing/pro.
Prices change, so confirm on their sites.