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RealWrite vs QuillBot: Which AI Humanizer Should You Use?
QuillBot is a writing suite with a humanizer inside. RealWrite is a humanizer and detector built to work together. Here is how they differ and who each suits.
By RealWrite Editorial Team3 min read
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RealWrite is the better pick if your main job is turning an AI draft into writing that sounds like you: it gives 300 free humanizer words every day, writes in 41 languages, explains which sentences read as AI and checks that the meaning survived each rewrite. QuillBot is the better pick if you want a full writing suite: a paraphraser with nine modes, a grammar checker and add-ins for Word, browsers and desktop, with a humanizer included.
A disclosure: RealWrite is our product. We have kept to facts you can check on both sites, and we say where QuillBot is ahead. QuillBot details come from its humanizer page, its Premium page and its App Store listing, checked on 21 October 2026.
Side by side
| RealWrite | QuillBot | |
|---|---|---|
| Free humanizer | 300 words every day, 100 without an account | Up to 100 words per run, limited use |
| Paid humanizing | 30,000 words/mo from $14.99/mo ($9.99 billed yearly) | Unlimited on Premium; App Store lists $19.99/mo or $99.99/yr |
| Humanizer languages | Output in 41 languages | English, Spanish, French, German, Portuguese |
| AI detector | Built in, explains each flagged sentence | Separate tool, limited on the free plan |
| Meaning check | After every rewrite, flags changed numbers, names, quotes and citations | Not offered; QuillBot says the humanizer keeps meaning |
| Control over edits | Accept or reject each sentence, rewrite a selected passage | Click a word to pick an alternative |
| Paraphraser | Sentence Rewriter, up to three alternatives | Nine modes plus custom modes on Premium, 23 languages |
| Platforms | Web, iPhone app | Web, Chrome, Edge, Safari, Word, Windows, macOS, iPhone, Android |
| iPhone app rating | 4.7 from 3,800+ ratings | 4.7 from about 3,100 ratings |
Where RealWrite is ahead
More free words. QuillBot's free humanizer stops at 100 words per run. RealWrite gives 300 humanizer words and 500 detector words every day on a free account, enough for a full cover letter or a few paragraphs of an essay.
Detector and humanizer in one loop. RealWrite's AI Detector shows which sentences read as AI and why: even sentence lengths, stock transitions, hedging. You fix those, check again and see the difference. QuillBot's detector is a separate tool.
A meaning check. After every rewrite RealWrite compares the new text with the original and flags anything that changed a number, name, quote, citation or link. For essays, reports and anything with facts in it, that is the step most humanizers skip.
More languages. RealWrite writes its output in 41 languages, against five for QuillBot's humanizer.
Where QuillBot is ahead
It goes everywhere. QuillBot works in Word, in the main browsers, on Windows and macOS, and on Android as well as iPhone. RealWrite is web and iPhone only for now.
A stronger paraphraser. QuillBot's paraphraser has nine modes and custom modes on Premium, in 23 languages. If rewording sentences in different registers is your main task, it is the more complete tool.
Unlimited humanizing on Premium. QuillBot Premium has no word limit on the humanizer. RealWrite's plans are counted in words: 30,000, 100,000 or unlimited a month.
More writing tools. QuillBot also has a grammar checker, a summarizer and a citation generator, so it covers more of the writing process than a humanizer alone.
Which one should you choose?
- Choose RealWrite if you want to humanize AI drafts, see exactly what reads as AI, keep the facts intact, or write in a language other than the big five.
- Choose QuillBot if you want one subscription for paraphrasing, grammar and humanizing inside Word and your browser.
- Try both free. Paste the same paragraph into each and read the results out loud. The one that sounds more like you is the right one.
Neither tool can promise how an AI detector will score your text, and QuillBot says the same about its own humanizer. Detectors disagree and also flag human writing, as our guide to AI detector false positives explains. For a wider view, see the best AI humanizers in 2026.
Frequently asked questions
- Is RealWrite better than QuillBot?
- For humanizing, RealWrite gives more free words per day, an AI detector that explains each flagged sentence and a meaning check after every rewrite. QuillBot is better if you want a paraphraser with many modes, a grammar checker and add-ins for Word and browsers in the same subscription.
- Is QuillBot’s AI humanizer free?
- QuillBot humanizes up to 100 words at a time for free, with limited use. Premium removes the word and usage limits. RealWrite’s free account gives 300 humanizer words and 500 AI detector words every day.
- Which one supports more languages?
- QuillBot’s humanizer works in five languages (English, Spanish, French, German and Portuguese), and its paraphraser in 23. RealWrite’s humanizer writes its output in 41 languages.
- Do both have an iPhone app?
- Yes. QuillBot’s iPhone app is rated 4.7 from about 3,100 ratings. The RealWrite iPhone app, listed as Humanize AI: Paraphrase Tools, is rated 4.7 from more than 3,800 ratings and uses the same account as the website.
RealWrite Editorial Team
The RealWrite editorial team writes about AI detection, editing and how to keep your own voice when you draft with AI. We test what we write about on real drafts before we publish it.
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