Free AI writing tools, tested before you sign up
We run the same texts through every free AI humanizer, AI detector and paraphraser, then publish the outputs, scores and sign-up walls. No account, no trial.
Browse by category
AI humanizers
Rewrite AI text so it reads more naturally
6 tools tried · 3 reviews
Best free AI humanizers, testedAI detectors
Estimate whether text was written by AI
6 tools tried · 3 scanned
Free AI detectors on the same 6 textsAI paraphrasers
Reword text while keeping the meaning
4 tools tried · 1 full output
4 free paraphrasers without an accountMore categories
New free AI tools are added as we test them.
Latest tests & reviews
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AI paraphrasers · Comparison ·
4 free paraphrasers without an account
QuillBot says “No Sign-up Required”, then asks you to sign up.
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AI humanizers · Review ·
HumanizerPRO review
No sign-up needed, but it wrote “2020 is here” into a text with no year.
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AI detectors · Comparison ·
Free AI detectors on the same six texts
One rewrite scored 0% AI on two detectors and 94.6% on a third.
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AI humanizers · Comparison ·
5 AI humanizers tested without sign-up
By the second test, only one still gave output without an account.
How we test
- Same texts for every toolAI-written paragraphs, rewrites and a human control.
- Free versions, no accountIf a tool needs sign-up, we record the wall instead.
- Outputs published in fullWith screenshots and what we couldn’t test.