The Undetectable AI alternative that keeps your meaning.
Rewrites here keep your meaning, lock the keywords you choose, and come with a built-in AI detector score. Check any text free below, no signup, then compare rewrites on your own draft.
Humanized by AI is offline.
The editor and the free AI detector are no longer available. Thanks to everyone who tried them.
- Built-in AI detector score on every rewrite
- Free unlimited AI detection included
- Faithful rewrites with keyword freeze
Why look for an Undetectable AI alternative?
Meaning-preserving rewrites you can verify. Humanized by AI keeps your facts, leaves the keywords you freeze untouched, and scores every rewrite with a built-in detector. Detection is free and unlimited, and the site runs no ads.
What Each Tool Is Built Around
| Humanized by AI | Undetectable AI | |
|---|---|---|
| Free tier | Unlimited AI detection, no account, 50K characters per check | 250-word humanizer trial |
| Verification | Built-in detector, free; before/after score on every rewrite | Detection offered alongside the humanizer |
| Meaning preservation | Faithful rewriting with keyword freeze for exact phrases | Multiple rewrite modes; aggressiveness varies by mode |
| Your text | Detection checks deleted after scoring; no ads on the site | Review their retention policy |
| Breadth | Humanize, paraphrase, grammar in one editor | Larger suite of adjacent tools |
Fair credit where due: Undetectable AI built the category's biggest brand and ships more adjacent features than we do. If you need that breadth, it may be the better fit. If you need words humanized well and verified honestly, that's the job we built for.
How to Run the Comparison Yourself
Take one real draft you care about, not a test paragraph. Humanize it in both tools. Paste both outputs into the free detector here for independent scores, then read both out loud and check three things: did the facts survive, does it sound like a person, and would you put your name on it. Twenty minutes, and you'll know which rewrite holds up on your writing.
Undetectable AI Alternative FAQ
What is a good alternative to Undetectable AI?
Humanized by AI does the same job with rewrites that keep your meaning, plus keyword freeze for exact phrases. Detection is free and unlimited here with no signup.
Is Undetectable AI worth it?
It's the biggest brand in the category with a broad feature suite, and plenty of people use it happily. Run the same draft through both, compare quality and detector scores, and decide on your own text.
Can I test the quality difference myself?
Yes, and you should. Humanize a draft anywhere, paste the output into our free detector for an independent score, and read it aloud for quality. Our detection side is free and unlimited with no account, so the comparison costs nothing.
Run the same-draft test
Check your draft free first, then compare rewrites on your own writing.