ProWritingAid vs QuillBot
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
AI tool · Freemium
A grammar checker and style editor with in-depth reports, aimed at long-form and fiction writers.
AI tool · Freemium
A paraphrasing, grammar, summarising and citation tool popular with students.
The short answer
Choose ProWritingAid if you need…
- Manuscript editing
- Detailed style reports
Choose QuillBot if you need…
- Rewording sentences
- Students summarising sources
Side-by-side
| ProWritingAid | QuillBot | |
|---|---|---|
| Type | Writing · Editing & grammar | Writing · Editing & grammar |
| Price | Freemium | Freemium |
| Platforms | Web, Windows, macOS, Chrome | Web, Chrome, macOS, Windows |
| Works with | Microsoft 365, Google Workspace, Chrome | Chrome, Microsoft 365, Google Workspace |
| Hands-on tested by us | Not yet | Not yet |
| Last checked | 2026-10-29 | 2026-10-29 |
What each one is
ProWritingAid
A grammar checker and style editor with in-depth reports, aimed at long-form and fiction writers. More depth for long-form than Grammarly. The number of reports can be overwhelming.
QuillBot
A paraphrasing, grammar, summarising and citation tool popular with students. Handy for rephrasing. Over-paraphrasing can raise academic-integrity concerns; follow your institution's rules.
Best for
ProWritingAid
- Manuscript editing
- Detailed style reports
QuillBot
- Rewording sentences
- Students summarising sources
Strengths
ProWritingAid
- Grammar and style checks
- Over 20 writing reports
- Integrations with Word and Scrivener
- AI rephrase
QuillBot
- Paraphraser with modes
- Grammar checker
- Summariser
- Citation generator
Frequently asked questions
What is the difference between ProWritingAid and QuillBot?
ProWritingAid: A grammar checker and style editor with in-depth reports, aimed at long-form and fiction writers. QuillBot: A paraphrasing, grammar, summarising and citation tool popular with students. ProWritingAid suits manuscript editing, while QuillBot suits rewording sentences.
Are ProWritingAid and QuillBot free?
ProWritingAid: Freemium. QuillBot: Freemium.
What are other alternatives to ProWritingAid and QuillBot?
Other options people compare them with include Grammarly, LanguageTool, Wordtune, Hemingway Editor, DeepL.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.