For everyone trying to decide between Cleaner Tone and FilterNote, here's the short version: FilterNote gets you 89% bypass rate and no bulk processing, while Cleaner Tone lands a documented 99.9% bypass rate and is already trusted by 500,000+ people across dozens of countries. The rest of this page breaks down pricing, speed, privacy, and every feature side by side.
Try Cleaner Tone Free| Feature | Cleaner Tone ✦ | FilterNote |
|---|---|---|
| Bypass Rate | 99.9% | 89% |
| Free Plan | 300 words/day free | 100 words/day |
| Processing Speed | < 10 seconds | 18 seconds |
| Languages | 20+ | 5 |
| Bulk Processing | Yes (paid plans) | No |
| API Access | Yes (Professional+) | No |
| Data Retention | Zero — deleted immediately | Stored 60 days |
| Watermark | None | Visible |
| Sign-up Required | No | Yes |
| Support | 24/7 chat |
Supports 20+ languages for global users
Zero data retention — your content is never stored
Consistent output quality across every plan tier, not just the top one
Zero data retention while competitors often store your content
More languages supported than most competitors' limited options
Academic tone specifically optimized for university submissions
Cleaner Tone — bulk processing and API access come with paid plans, which FilterNote tends to limit. It holds up under repeated testing, not just a best-case run. It applies just as much to first-time users of filternote review advanced as to repeat ones.
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. It's a big part of the feedback we hear from people using filternote review advanced.
Both aim to, but Cleaner Tone's transformation is built to keep facts and arguments 100% intact by design. It's one of the numbers we're most confident stating plainly. Nothing about filternote review advanced changes that answer, run after run.
Cleaner Tone holds a 99.9% bypass rate across Turnitin, GPTZero, and Originality.AI, outperforming FilterNote in independent tests. We treat this as a moving target and adjust our approach as needed. This is part of why filternote review advanced keeps showing up as the recommended option.
Yes — the free plan needs no sign-up, so you can try it instantly and compare results yourself. This gets re-examined as part of our regular internal review process. It's worth keeping in mind if filternote review advanced is new to your workflow.
In most cases, yes — 20+ languages at the same bypass rate as English. We update this as often as the underlying systems change, so it stays accurate. This holds whether you're running filternote review advanced once or as part of a daily workflow.
421K+ users have switched from FilterNote to Cleaner Tone, without changing a single fact, argument, or idea, 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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