Antidote vs Grammarly
Antidote
antidote.infoGrammarly
grammarly.comSide by side
| Figure | Antidote | Grammarly |
|---|---|---|
| Price from | €4/mo | $12/mo |
| Free plan | — | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | — |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| Plans published | 4 | 4 |
| Spec score · Grammar checkers | 7.8 (#57) | 9.2 (#6) |
| Spec score · AI Grammar Checkers | 7.9 (#20) | 9.0 (#4) |
| Browser extension | Yes | Yes |
| Desktop app | Yes | Yes |
| Founded | 1993 | 2009 |
| Free plan | No | Yes |
| Languages supported | 1 | 24 |
| Mobile app | Yes | Yes |
| Style suggestions | Yes | Yes |
| Tone detection | Yes | Yes |
Plans
Antidote
- Antidote+ Personal — one language€48 a year
- Antidote+ Personal — English and French€72 a year
- Antidote+ Family — one language€80 a year
- Antidote+ Family — English and French€120 a year
Grammarly
- FreeFree
- Pro$12 a month
- EnterprisePriced on request
- PlusPrice not published
In their own words
Grammarly
Grammarly is a writing assistant from Grammarly, founded in 2009 and now part of Superhuman. Its listed tools include proofreading, paragraph rewrites, tone suggestions, a humanizer, and AI detector agents. Style suggestions and tone detection are listed, alongside brand voice controls and team collaboration. The Free plan is free and includes 100 AI prompts per month; Pro is $12 a month with 2,000 AI prompts per member per month. Plus is listed at ₹392 INR per member per month when billed annually, and ₹1,000 when billed monthly, and is available only via local payment methods. Grammarly lists 24 supported languages, browser compatibility with Chrome, Safari, Firefox, and Edge, and mobile apps for iPhone, iPad, and Android. Desktop apps and a browser extension are also listed. Grammarly says user content is not sold, monetized for advertising, or used to train third-party models. Its SOC 2 Type 2 report covers security, privacy, availability, and confidentiality controls.