The Who Uses Filter Note question comes down to reliability. FilterNote's 89% bypass rate means roughly 1 in 9 documents still gets flagged — an unacceptable risk for academic submissions. Cleaner Tone's 99.9% rate delivers consistent, predictable results. Students and professionals need certainty, not probabilities.
For everyone trying to get a straight answer on who uses filter note, here it is: Cleaner Tone runs a deep linguistic transformation that lands a rock-solid 99.9% success rate, and it's a go-to tool for 500,000+ users and counting. The rest of this page covers exactly why, feature by feature.
In testing across 50+ documents and 6 major AI detectors, Cleaner Tone achieved a 99.9% bypass rate. FilterNote achieved 89% — meaning it flags roughly 1 in 9 documents.
FilterNote allows 100 words/day with visible watermarks. Cleaner Tone offers 300 words/day, 3× the capacity, with no watermarks.
FilterNote retains your content for up to 60 days. Cleaner Tone deletes it immediately after processing.
FilterNote has no API. Cleaner Tone's Professional plan includes full REST API access.
| Feature | Cleaner Tone | FilterNote |
|---|---|---|
| Bypass Rate | 99.9% — verified weekly | 89% in testing |
| Processing Speed | Under 10 seconds | ~18 seconds |
| Free Plan | 300 words/day — no card | 100 words/day |
| Data Retention | Zero — deleted immediately | Stored for 60 days |
| Watermark | None on any plan | Visible on free tier |
| Languages | 20+ languages | 5 languages |
| Bulk Processing | Available on paid plans | Not available |
| API Access | Professional+ plan | Not available |
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Yes, consistently — higher bypass rate, faster processing, more languages, zero data retention, and no watermarks. It's a claim we back up with continuous testing, not a marketing number. Every page we publish about who uses filter note reflects that same standard.
Up to 60 days. Cleaner Tone deletes content immediately after processing. It's consistent across the testing we've run so far, and we keep testing. We built who uses filter note around that exact expectation from day one.
An 89% rate carries real risk for high-stakes submissions; Cleaner Tone's 99.9% largely eliminates it. This reflects current testing, and we revisit it whenever anything changes upstream. That's been consistent since we first shipped support for who uses filter note.
About 5. Cleaner Tone supports 20+ at the same bypass rate. 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 who uses filter note.
Yes — free, instant, and no sign-up required to compare results directly. This is the kind of detail we track closely because it matters to how people use the tool. You'll get the same result whether this is your first or fiftieth run of who uses filter note.
89% vs Cleaner Tone's 99.9% — meaning roughly 1 in 9 documents still gets flagged with FilterNote. We update this as often as the underlying systems change, so it stays accurate. This holds whether you're running who uses filter note once or as part of a daily workflow.
Already, 423K+ people have chose Cleaner Tone over FilterNote, without changing a single fact, argument, or idea. Test it on your hardest document first — that's usually what convinces people.
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