AI draft
In the ever-evolving world of home coffee, your grinder plays a crucial role. It's not just about price; it's about consistency and flavor. In our 2025 survey, 68% of readers who switched to a burr grinder said their coffee tasted better.
HumanGPT vs WriteHuman: pricing, limits and data use compared
WriteHuman is an AI humanizer and AI detector for the web, iPhone, iPad and Android, with a Chrome extension.12 HumanGPT is an iPhone app that rewrites AI drafts so they sound like you and checks the facts and citations in each one. Here's how they compare, with a source for every claim about WriteHuman.
The short verdict
Both rewrite AI text and rate how AI-like it reads.
Choose HumanGPT if…
- You write on an iPhone and want to import scans, Google Docs, web links or files.
- You want your text used only to produce your result.
- You want up to 3,000 words per rewrite for $39.99 a year.
HumanGPT vs WriteHuman at a glance
Numbers link to the sources below.
| Feature | HumanGPT | WriteHuman |
|---|---|---|
| Platforms | iPhone app (iOS 17 or later). A web editor is planned but not live yet. | Web, iPhone and iPad (iOS 15.1 or later), Android, a Chrome extension and an API.263 |
| Free plan | Yes 1 free demo rewrite, then 300 words a day, up to 300 words per rewrite. | Yes Web: 3 requests a month, up to 250 words each.4 App: 5 rewrites per rolling 30 days.2 |
| Paid pricing | Pro: $5.99 a week with a 3-day free trial, or $39.99 a year (US prices).12 | Web: $20, $29 or $59 a month, or $144, $228 or $468 a year.4 App Store plans from $5.99 a week.6 |
| Word limits | Free: 300 words a day. Pro: 50,000 words a week (fair use), up to 3,000 words per rewrite. | 80, 200 or "Unlimited" (capped) requests a month, at 600, 1,200 or 3,000 words each.410 |
| Rewriting approach | Anthropic Claude models guided by the open-source humanizer skill (26 patterns from Wikipedia's "Signs of AI writing"). Tones, strength, text types; voice matching and sentence rewrite on Pro. | 8 tones and an Enhanced mode in the app; 1 to 5 versions per request, by plan.24 |
| AI-likeness or detection | Yes Built-in AI-likeness estimate with per-sentence highlights. An estimate, not proof of authorship. | Yes Overall score, a Human, Mixed or AI breakdown and an AI probability per sentence.7 |
| Facts and citations kept | Yes Integrity check for facts, numbers and citations, plus a fact-check pass when needed. | Not stated No fact check found. Its homepage says the rewriter can't invent sources and asks you to check facts.1 |
| Document import and export | Import .txt, photos and scans (on-device OCR), Google Docs and web links; PDF and Word on Pro. Export .txt, .docx, .pdf. | Not stated Its pages describe pasting text. We found no file import or export.1 |
| Languages | App in English, German, Spanish and French. | More than 40 input languages, per its FAQ.5 |
| Privacy and data retention | Processed in the EU (Firebase europe-west1) and by Replicate (Anthropic Claude) only to produce results. Server copies of results kept 30 days; uploads deleted after extraction. No ads.13 | Its privacy notice says humanizer and detector text from its website, apps and extension trains its AI models, with no opt-out. API and MCP text is excluded. Processed mainly in the US.8 |
| Notable claims | Doesn't promise undetectable text or a pass on any detector or exam. | Its homepage shows "Human scores" for eight detectors, including Turnitin.1 A "#1 AI humanizer" badge cites HumanizerBench, which says it is "Operated by WriteHuman."19 Its Terms don't promise any detector score.10 We haven't tested these claims. |
- Yes listed by the provider
- Partly some of it, or only on some plans
- No the provider says it isn't offered
- Not stated not in the sources we checked
Where WriteHuman is stronger
WriteHuman may fit you better if any of these matter.
-
It runs on more devices
WriteHuman works in a browser, on iPhone, iPad and Android, and as a Chrome, Edge, Brave or Arc extension, with one subscription across the web and the apps.23 There's also a REST API from $0.14 per 1,000 words.11 HumanGPT is iPhone-only for now; its web editor isn't live yet.
-
Several versions per request
Basic, Pro and Ultra return 2, 3 or 5 versions of each rewrite. Every plan also includes an AI image detector.4
-
More input languages
Its FAQ lists more than 40 languages, among them Chinese, Japanese, Arabic and Hindi.5 The HumanGPT app is in English, German, Spanish and French.
Where HumanGPT is different
We didn't find these described in WriteHuman's sources.
-
Text used only for your result
Your text is processed in the EU and by Replicate (Anthropic Claude) only to produce your result. Server copies of results are deleted after 30 days, uploads after extraction. No ads. See the privacy policy.
-
Facts and citations are checked
Every rewrite gets an integrity check for facts, numbers and citations, plus a fact-check pass when your text has numbers, names or citations.
-
Files, scans and links
Open a .txt file, scan a page with on-device OCR, or import a Google Doc or web link. Pro adds PDF and Word. Export .txt, .docx or .pdf.
How the rewriting differs
HumanGPT rewrites with Anthropic Claude models, guided by the open-source humanizer skill and its 26 patterns from Wikipedia's "Signs of AI writing".1415 You set the tone, strength and text type; Pro can match your own voice.
WriteHuman says its humanizer targets template phrasing, predictable cadence, uniform sentence length and mechanical transitions. Its homepage also calls a humanizer "not a magic accuracy gate" and asks you to fact-check the output.1
Example rewrite
Tone: friendlyWhen you pick a grinder, think about consistency and flavor as well as price. In our 2025 survey, 68% of readers who switched to a burr grinder said their coffee tasted better.
Fixed
- Inflated significance
- Stock AI word
- Not X but Y
Kept
- 2025 survey
- 68%
Sample text and rewrite written for this page to show typical edits. Results depend on your text and settings. We don't show WriteHuman output, because a single sample can't fairly represent another tool.
Pricing compared
WriteHuman bills monthly or yearly on the web, and weekly or monthly in its apps, from $5.99 a week.4106
HumanGPT
- Free
- $01 free demo rewrite, then 300 words a day, up to 300 per rewrite
- Pro weekly
- $5.99 / week3-day free trial. 50,000 words a week (fair use), up to 3,000 per rewrite
- Pro yearly
- $39.99 / yearSame Pro limits
US prices.12
WriteHuman
- Free (web)
- $03 requests a month, up to 250 words each
- Basic
- $20 / monthor $144 a year. 80 requests a month, 600 words each
- Pro
- $29 / monthor $228 a year. 200 requests a month, 1,200 words each
- Ultra
- $59 / monthor $468 a year. "Unlimited" requests (capped), 3,000 words each
Prices in US dollars as listed in October 2026, before tax. Prices vary by country, and either provider can change them at any time.
Questions about HumanGPT and WriteHuman
Is HumanGPT an alternative to WriteHuman?
It can be, if you write on an iPhone and want fact checks and file import. If you need a browser, Android or an API today, WriteHuman may suit you better, because HumanGPT is iPhone-only for now.
Can HumanGPT promise my text won't be flagged as AI?
No. No tool can promise how a detector, a teacher or an editor will judge a text, and HumanGPT doesn't try to. It rewrites your draft so it reads naturally and shows an AI-likeness estimate, which is an estimate and not a verdict. Follow the rules of your school or workplace.
How much does WriteHuman cost compared with HumanGPT?
WriteHuman's free web plan gives 3 requests a month, and its paid web plans cost $20, $29 or $59 a month, or $144, $228 or $468 a year. HumanGPT is free for 300 words a day, and Pro costs $5.99 a week with a 3-day free trial or $39.99 a year in the US.
Does WriteHuman use my text to train its models?
Its privacy notice says humanizer and detector text from its website, apps and extension trains its AI models, with no opt-out. API and MCP text is excluded. HumanGPT uses your text only to produce your result.
Sources
All sources were last checked in October 2026.
- WriteHuman home page (opens in a new tab)
- WriteHuman mobile apps (opens in a new tab)
- WriteHuman Chrome extension (opens in a new tab)
- WriteHuman pricing (opens in a new tab)
- WriteHuman FAQ (opens in a new tab)
- WriteHuman AI Humanizer on the App Store (opens in a new tab)
- WriteHuman AI detector (opens in a new tab)
- WriteHuman privacy notice (last updated September 21, 2026) (opens in a new tab)
- HumanizerBench leaderboard (opens in a new tab)
- WriteHuman terms of service (opens in a new tab)
- WriteHuman API documentation (opens in a new tab)
- HumanGPT pricing
- HumanGPT privacy policy
- humanizer, an open-source skill by Siqi Chen (MIT License) (opens in a new tab)
- Wikipedia: Signs of AI writing (opens in a new tab)
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Try HumanGPT on your next draft
Paste a paragraph, pick a tone and check the AI-likeness estimate. Your first rewrite is free.
For iPhone with iOS 17 or later.