Grammarly AI Humanizer Review
Best for light polishing
Grammarly's AI humanizer is free to use for basic humanizing. A free account adds the Humanizer agent in English, Spanish, French, German, Portuguese and Italian. It is excellent for polishing tone and clarity, but it is not built to beat strict AI detectors.
Grammarly AI Humanizer pros and cons
Pros
- Free basic version
- Trusted grammar engine
- 6 languages with a free account
Cons
- Built for polish, not detection bypass
Grammarly AI Humanizer pricing (November 2026)
| Plan | Monthly | Yearly (per mo) | What's included |
|---|---|---|---|
| Free | Free | Free | Basic humanizer, Humanizer agent with a free account |
| Pro | — | $12/mo | Full Humanizer experience and all Pro writing features |
Grammarly lists Pro at €12/month in some regions. Check grammarly.com for your local price. Prices are in USD and were taken from Grammarly AI Humanizer's own pricing page in November 2026. "—" means the vendor doesn't publish that figure.
Key features
- Free basic humanizer
- Humanizer agent in 6 languages (free account)
- Full Humanizer with Grammarly Pro
- Grammar, tone and clarity suggestions
Who is Grammarly AI Humanizer best for?
The basic humanizer is free. A free account unlocks the Humanizer agent in 6 languages, and Grammarly Pro unlocks the full experience.
Grammarly AI Humanizer alternatives
Grammarly AI Humanizer FAQ
Is Grammarly AI Humanizer free?
Grammarly AI Humanizer has a free option: Basic humanizer free. Paid plans start from $12/mo.
How much does Grammarly AI Humanizer cost?
Grammarly AI Humanizer pricing in November 2026: Pro $12/mo billed yearly.
Does Grammarly AI Humanizer have an AI detector?
Yes. Grammarly AI Humanizer includes a built-in AI detector, so you can check your text before and after humanizing it.
Is Grammarly AI Humanizer the best AI humanizer?
Grammarly AI Humanizer is ranked #12 of 19 in our November 2026 rankings (7.3/10), and is our pick for "for light polishing". Our #1 overall pick is GPTHuman AI.
What are the best Grammarly AI Humanizer alternatives?
The best Grammarly AI Humanizer alternatives are GPTHuman AI (best overall AI humanizer), Netus AI (best paraphraser + bypasser), QuillBot AI Humanizer (best free option from a big brand), Humanize AI Pro (best 100% free tool).