Gamma vs Grammarly
Gamma scores higher overall: 76/100 (A-tier) vs 72/100 (A-tier) for Grammarly in Writing, content & marketing. Gamma leads on job fit, momentum, openness & portability and builder/gamer bonus. Grammarly leads on value and trust & maturity. They tie on ease.
Scores are initial editorial estimates from public information, not hands-on tests. How we score →
Side by side
| Gamma | Grammarly | |
|---|---|---|
| Tier | A | A |
| Overall score | 76/100 | 72/100 |
| Job fit | 20/30 | 18/30 |
| Ease / time-to-first-result | 15/15 | 15/15 |
| Value | 12/15 | 13/15 |
| Momentum | 13/15 | 11/15 |
| Openness & portability | 6/10 | 4/10 |
| Trust & maturity | 8/10 | 10/10 |
| Builder/gamer bonus | 2/5 | 1/5 |
| What it does | Generates slide decks, documents and simple websites from prompts. | Grammar, tone and AI writing help across browsers, docs and apps. |
| Best for | You need a good-looking deck in minutes. | You want polished writing everywhere you type. |
| Skip it if | You need pixel-perfect PowerPoint control. | You want long-form generation. |
| Pricing | Free tier credits; paid plans unverified editorial summary, not yet confirmed on an official pricing page | Free plan ($0); Pro $12/mo (free trial); Enterprise custom ✓ verified on the official pricing page, Oct 18, 2026 |
| Starting paid price | Not recorded | $12/mo |
| Free tier | Yes (unverified) | Yes |
| Platforms | web · API | web · Mac · Win · iOS · Android |
| Open source | No | No |
| Official site | gamma.app | grammarly.com |
| Last reviewed | Oct 18, 2026 | Oct 18, 2026 |
Which should you pick?
Pick Gamma if…
You need a good-looking deck in minutes.
Pick Grammarly if…
You want polished writing everywhere you type.
FAQ
Is Gamma better than Grammarly?
Gamma scores higher overall: 76/100 (A-tier) vs 72/100 (A-tier) for Grammarly in Writing, content & marketing. Gamma leads on job fit, momentum, openness & portability and builder/gamer bonus. Grammarly leads on value and trust & maturity. They tie on ease. The better pick depends on the job: choose Gamma if you need a good-looking deck in minutes. Choose Grammarly if you want polished writing everywhere you type.
Do Gamma and Grammarly have free tiers?
Gamma: free tier listed (unverified). Grammarly: free tier listed (verified on the official pricing page Oct 18, 2026). Unverified means an editorial summary not yet confirmed on the vendor's pricing page.
Is Gamma or Grammarly open source?
Gamma is not open source; Grammarly is not open source.
How are these scores calculated?
Both tools are scored out of 100 on the same public rubric (job fit 30, ease 15, value 15, momentum 15, openness 10, trust 10, builder/gamer bonus 5) within their category. Current scores are initial editorial estimates from public information, not hands-on tests. Sponsors cannot buy points.
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