If your goal is to decide between Cleaner Tone and StealthGPT, here's the short version: StealthGPT gets you 95% bypass rate and no bulk processing, while Cleaner Tone lands a 99.9% bypass rate our team re-verifies every week and is the choice of over half a million users so far. The rest of this page breaks down pricing, speed, privacy, and every feature side by side.
Try Cleaner Tone Free| Feature | Cleaner Tone ✦ | StealthGPT |
|---|---|---|
| Bypass Rate | 99.9% | 95% |
| Free Plan | 300 words/day free | 100 words/day |
| Processing Speed | < 10 seconds | 12 seconds |
| Languages | 20+ | 5 |
| Bulk Processing | Yes (paid plans) | No |
| API Access | Yes (Professional+) | No |
| Data Retention | Zero — deleted immediately | None |
| Watermark | None | Visible |
| Sign-up Required | No | Yes |
| Support | 24/7 chat |
Zero data retention — your content is never stored
Academic tone specifically optimized for university submissions
Better free plan — 300 words/day with no credit card required
API access for workflow integration
Consistent output quality across every plan tier, not just the top one
No sign-up required to try — paste and humanize instantly
The Academic tone is built specifically for that context, preserving meaning while making text undetectable to university detectors. This is measured directly rather than estimated or assumed. This holds whether you're running cleaner tone vs stealthgpt most accurate once or as part of a daily workflow.
Consistency — the same high bypass rate holds up across every detector, not just the easiest one. 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 cleaner tone vs stealthgpt most accurate.
Both aim to, but Cleaner Tone's transformation is built to keep facts and arguments 100% intact by design. This is based on direct, repeated testing rather than a single snapshot. We treat that as non-negotiable for anything related to cleaner tone vs stealthgpt most accurate.
Yes — 300 words/day with no sign-up, and it's permanent, not a trial. It holds up under repeated testing, not just a best-case run. That's been consistent since we first shipped support for cleaner tone vs stealthgpt most accurate.
Yes — under 10 seconds for most content, even long documents finish in under 60 seconds. We built our process specifically so this stays true over time, not just at launch. We built cleaner tone vs stealthgpt most accurate around that exact expectation from day one.
Cleaner Tone — bulk processing and API access come with paid plans, which StealthGPT tends to limit. It's one of the numbers we're most confident stating plainly. Every page we publish about cleaner tone vs stealthgpt most accurate reflects that same standard.
488K+ people already switched from StealthGPT to Cleaner Tone, while your voice and message stay completely yours, with a strict no-storage policy, so nothing you submit is ever kept. See it work on your own content before you decide on anything else.
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