If your goal is 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 documented 99.9% bypass rate and is the pick of 500,000+ people who tried the alternatives first. 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 |
Higher bypass rate — 99.9% vs competitors' lower rates
Bulk processing available on all paid plans
Academic tone specifically optimized for university submissions
Weekly algorithm updates to stay ahead of detector changes
24/7 support instead of email-only ticket queues
API access for workflow integration
Yes — 300 words/day with no sign-up, and it's permanent, not a trial. We'd flag it immediately if this ever stopped being accurate. It's the same guarantee we apply across every page covering undetectable ai review api.
Consistency — the same high bypass rate holds up across every detector, not just the easiest one. 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 undetectable ai review api.
It targets the exact statistical signals detectors measure, rather than doing surface-level word swaps like Undetectable.ai. It's a claim we back up with continuous testing, not a marketing number. Every page we publish about undetectable ai review api reflects that same standard.
Cleaner Tone holds a 99.9% bypass rate across Turnitin, GPTZero, and Originality.AI, outperforming Undetectable.ai in independent tests. It's consistent across the testing we've run so far, and we keep testing. We built undetectable ai review api around that exact expectation from day one.
Cleaner Tone — bulk processing and API access come with paid plans, which Undetectable.ai tends to limit. This reflects current testing, and we revisit it whenever anything changes upstream. That's been consistent since we first shipped support for undetectable ai review api.
You can, though most users find Cleaner Tone covers everything on its own. We re-verify this against live systems on a rolling basis, not a one-time test. We treat that as non-negotiable for anything related to undetectable ai review api.
Add yourself to the 430K+ users who've switched from Undetectable.ai to Cleaner Tone, with your core message left completely untouched, with zero data retention — your content is deleted the moment processing finishes. Start your free run now and see the results for yourself.
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