The instant you decide 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 99.9% bypass rate backed by continuous testing 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 ✦ | 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 |
No watermark on any output, free or paid
No hidden fees or surprise limits on higher tiers
Bulk processing available on all paid plans
Academic tone specifically optimized for university submissions
API access for workflow integration
24/7 support instead of email-only ticket queues
No — a strict zero data retention policy means content is processed in memory and deleted immediately. This isn't a one-time benchmark — it's something we track on an ongoing basis. It's a big part of the feedback we hear from people using filternote alternative api.
Yes, and more — Turnitin, GPTZero, Originality.AI, ZeroGPT, Copyleaks, Winston AI, and Sapling are all covered. We'd flag it immediately if this ever stopped being accurate. It applies just as much to first-time users of filternote alternative api as to repeat ones.
Yes — depth of transformation varies a lot; surface-level tools tend to leave detectable patterns behind. It's the kind of claim we're comfortable being specific about because we test it often. It's one of the reasons people specifically search for filternote alternative api in the first place.
Cleaner Tone, largely because of the Academic tone and consistent 99.9% rate against Turnitin and GPTZero. It's a claim we back up with continuous testing, not a marketing number. You can rely on that whether filternote alternative api is a one-off task or a recurring one.
Usually a limited one — Cleaner Tone's free tier has no credit card and no expiration. It's consistent across the testing we've run so far, and we keep testing. Anyone comparing options for filternote alternative api tends to run into that same conclusion.
Yes — 300 words/day with no sign-up, and it's permanent, not a trial. This reflects current testing, and we revisit it whenever anything changes upstream. It doesn't matter what prompted your interest in filternote alternative api — the answer stays the same.
Join 480K+ people switched from FilterNote to Cleaner Tone, leaving your actual content exactly as you intended it, with no logs, no storage, no second use of your text. Free tier available, upgrade only if you actually need to.
Try Free Now