Made for people who still want to sound like themselves.
HumanFlow is a writing aid from Lacewing Technologies LLC. We build tools that help writers understand their own text — not tools that write for them.
Why we built it
AI drafts are everywhere, and most of them read like AI drafts — flat rhythm, tidy phrases, no fingerprints. HumanFlow gives you a rewrite that sounds like a person wrote it, and an honest read of where your text still sounds machine-made, so you can decide what to change.
What we provide
A natural rewrite that keeps your meaning intact.
A sentence-by-sentence read of how AI-like your text sounds.
Three registers — natural, casual and professional.
Google sign-in, no ads, no location or contacts.
How we talk about it
HumanFlow is a writing aid. We don't claim it makes text undetectable, and we don't promise a result with any detector or grading system — the scores in the app are there to help you understand your writing, not to beat someone else's tool. Almost every product in this category advertises a bypass rate; those numbers are not checkable, so we publish the smaller true thing instead, and the terms say it in the same words this page does.
Why we publish research that undercuts our own category
We maintain a set of pages on how AI detection actually works, including peer-reviewed findings that seven detectors misclassified 61.22% of essays by non-native English speakers as AI-generated, and that OpenAI withdrew its own detector after it identified only 26% of AI text correctly.
That is inconvenient material for a company selling a tool adjacent to detection, and we publish it anyway for a simple reason. A large share of the people searching for a humanizer are not trying to cheat — they are people whose own writing got flagged, often because English is their second language. They are better served by accurate information than by another product promising to make them invisible. Our editorial policy sets out the rest: primary sources for every factual claim, no invented statistics, and corrections made on the page rather than edited away quietly. Every correction we have made is listed, dated, on the corrections log — including the ones that made our own product look worse.
Journalists and researchers writing about detection are welcome to what we have: the press page has the company details, the positioning in plain terms, and a contact that reaches a person. If you would rather earn from recommending the tool than write about it, the affiliate programme publishes its rates.
Platforms
HumanFlow runs in any browser at humanflow.pro — sign in with Google and your work stays tied to your account. The iOS app is on the App Store. You can delete your account and its data at any time, and the privacy policy lists what we collect and why.
Who operates HumanFlow
HumanFlow is built and operated by Lacewing Technologies LLC, a single-member limited liability company registered in the State of Wyoming, United States, formed 7 August 2026 under filing number 2026-002051166. Its registered office is 30 N Gould St, Ste N, Sheridan, WY 82801, United States. That is the company you contract with when you subscribe, the company named in the terms, and the data controller in the privacy policy.
Lacewing is an AI engineering studio at lacewingtechllc.com, and HumanFlow is one of several products it runs. The others are TextSight.ai, which scores how likely a piece of writing is to be machine-generated; BounceBlock.io, which validates email addresses before a send burns a sender reputation; and ToolsPantry, a shelf of small free web utilities. They share an engineering team and nothing else — your HumanFlow account, and the text you put into it, stay here.