When you're ready to decide between Cleaner Tone and Undetectable.ai, here's the short version: Undetectable.ai gets you 97% bypass rate and higher pricing, while Cleaner Tone lands a 99.9% bypass rate our team re-verifies every week and is relied on by a rapidly growing global user base. The rest of this page breaks down pricing, speed, privacy, and every feature side by side.
Try Cleaner Tone Free| Feature | Cleaner Tone ✦ | Undetectable.ai |
|---|---|---|
| Bypass Rate | 99.9% | 97% |
| Free Plan | 300 words/day free | 250 words/day |
| Processing Speed | < 10 seconds | 8 seconds |
| Languages | 20+ | 10 |
| Bulk Processing | Yes (paid plans) | Limited |
| API Access | Yes (Professional+) | Yes |
| Data Retention | Zero — deleted immediately | None |
| Watermark | None | None |
| Sign-up Required | No | Yes |
| Support | 24/7 chat |
API access for workflow integration
No watermark on any output, free or paid
Instant results — no waiting, no queues
Zero data retention — your content is never stored
Consistent output quality across every plan tier, not just the top one
Works the same on mobile as it does on desktop
Yes — just copy and paste; it works with text from any source, including already-humanized drafts. We treat this as a moving target and adjust our approach as needed. That answer doesn't shift based on how you're using undetectable ai vs cleaner tone for professors.
It targets the exact statistical signals detectors measure, rather than doing surface-level word swaps like Undetectable.ai. It's one of the numbers we're most confident stating plainly. Every page we publish about undetectable ai vs cleaner tone for professors reflects that same standard.
Cleaner Tone, largely because of the Academic tone and consistent 99.9% rate against Turnitin and GPTZero. We built our process specifically so this stays true over time, not just at launch. We built undetectable ai vs cleaner tone for professors around that exact expectation from day one.
Usually a limited one — Cleaner Tone's free tier has no credit card and no expiration. It holds up under repeated testing, not just a best-case run. That's been consistent since we first shipped support for undetectable ai vs cleaner tone for professors.
Cleaner Tone — bulk processing and API access come with paid plans, which Undetectable.ai tends to limit. This is based on direct, repeated testing rather than a single snapshot. We treat that as non-negotiable for anything related to undetectable ai vs cleaner tone for professors.
In most cases, yes — 20+ languages at the same bypass rate as English. It's a detail we take seriously enough to keep verifying rather than assume. You'll get the same result whether this is your first or fiftieth run of undetectable ai vs cleaner tone for professors.
486K+ users worldwide switched from Undetectable.ai to Cleaner Tone, without rewriting your ideas, just how they sound, with a strict no-storage policy, so nothing you submit is ever kept. Free tier available, upgrade only if you actually need to.
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