Gamma Free
Gamma
Free users get a one-time 400 credits (doesn't reset monthly), enough for roughly 30-40 decks/documents
Free-plan exports to PPT/PDF carry a 'Made with Gamma' watermark and have their layers flattened. A single prompt generates up to 10 cards.
Gamma generation engine
This is a one-time quota rather than a daily/monthly refresh — once used up, upgrading to paid is the only option; free-tier headroom is limited.