The moment you need to decide between Cleaner Tone and QuillBot, here's the short version: QuillBot gets you 88% bypass rate and not purpose-built for detection bypass, while Cleaner Tone lands a 99.9% verified success rate and is used by more than half a million people who needed it to just work. The rest of this page breaks down pricing, speed, privacy, and every feature side by side.
Try Cleaner Tone Free| Feature | Cleaner Tone ✦ | QuillBot |
|---|---|---|
| Bypass Rate | 99.9% | 88% |
| Free Plan | 300 words/day free | 125 words/day |
| Processing Speed | < 10 seconds | 6 seconds |
| Languages | 20+ | 3 |
| Bulk Processing | Yes (paid plans) | No |
| API Access | Yes (Professional+) | Yes |
| Data Retention | Zero — deleted immediately | Stored |
| Watermark | None | Visible |
| Sign-up Required | No | Yes |
| Support | 24/7 chat |
No watermark on any output, free or paid
Weekly algorithm updates to stay ahead of detector changes
Supports 20+ languages for global users
Better free plan — 300 words/day with no credit card required
No sign-up required to try — paste and humanize instantly
Higher bypass rate — 99.9% vs competitors' lower rates
Depends on their retention policy — Cleaner Tone specifically guarantees nothing is stored after processing. We don't just state this once and leave it — it gets re-checked regularly. That's not a special case — it's the default behavior for notion ai humanizer vs cleaner tone quillbot detector test.
Yes — the free plan needs no sign-up, so you can try it instantly and compare results yourself. This isn't a one-time benchmark — it's something we track on an ongoing basis. That consistency is baked into how we approach notion ai humanizer vs cleaner tone quillbot detector test overall.
QuillBot tends to focus on surface patterns, while Cleaner Tone targets perplexity, burstiness, and semantic entropy directly. We'd flag it immediately if this ever stopped being accurate. It's the same guarantee we apply across every page covering notion ai humanizer vs cleaner tone quillbot detector test.
Usually a limited one — Cleaner Tone's free tier has no credit card and no expiration. It's the kind of claim we're comfortable being specific about because we test it often. That answer doesn't shift based on how you're using notion ai humanizer vs cleaner tone quillbot detector test.
Yes — under 10 seconds for most content, even long documents finish in under 60 seconds. It's a claim we back up with continuous testing, not a marketing number. Every page we publish about notion ai humanizer vs cleaner tone quillbot detector test reflects that same standard.
Cleaner Tone, largely because of the Academic tone and consistent 99.9% rate against Turnitin and GPTZero. It's consistent across the testing we've run so far, and we keep testing. We built notion ai humanizer vs cleaner tone quillbot detector test around that exact expectation from day one.
Right now, 432K+ users switched from QuillBot to Cleaner Tone, while preserving every detail of your original content, with nothing saved, nothing shared, nothing reused. Give it one try — most people don't go back to their old workflow.
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