Software · head to head
Violentmonkey vs Hemingway Editor
The short version
- Each has a real cost: Violentmonkey smaller script ecosystem compared to Tampermonkey which has larger user base and more available scripts; Hemingway Editor no grammar or spelling corrections; tool focuses only on style, readability, and clarity, leaving grammatical errors unflagged
- They diverge on capability: Violentmonkey covers Userscript support, Hemingway Editor covers Readability analysis.
Where they differ
Only the attributes on which Violentmonkey and Hemingway Editor actually diverge.
| Attribute | Violentmonkey | Hemingway Editor |
|---|---|---|
| Platforms | Chrome, Firefox, Edge | Web, macOS, Windows |
Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), user rating (Not yet rated), category (Unknown), founded (2013).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Violentmonkey
- Userscript support
- Clean interface
- Cloud sync
- Script editor
- Opera support
Only in Hemingway Editor
- Readability analysis
- Sentence complexity
- Passive voice detection
- Adverb highlighting
Both cover
- Chrome support
- Firefox support
- Edge support
What people use each for
The jobs each tool is most often brought in to do.
Violentmonkey
- Run open-source userscripts to customize or automate web pagesnot Hemingway Editor
- Import scripts compatible with Greasemonkey and Tampermonkey formatsnot Hemingway Editor
- Sync scripts and settings across browsers via Dropbox, OneDrive, Google Drive, or WebDAVnot Hemingway Editor
- Batch import/export scripts as zip filesnot Hemingway Editor
Hemingway Editor
- Checking readability and flagging dense sentencesnot Violentmonkey
- Grammar checking and proofreading a draftnot Violentmonkey
- Adjusting tone before publishingnot Violentmonkey
- Paraphrasing passages with the free web toolsnot Violentmonkey
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Violentmonkey
- Smaller script ecosystem compared to Tampermonkey which has larger user base and more available scripts
- Less marketing and visibility results in lower adoption compared to more widely-known alternatives
- Community maintenance model means slower feature development compared to commercial alternatives
Hemingway Editor
- No grammar or spelling corrections; tool focuses only on style, readability, and clarity, leaving grammatical errors unflagged
- Cannot distinguish context for idioms and colloquialisms, sometimes suggesting inappropriate replacements that alter intended meaning
- Free version cannot suggest fixes for highlighted issues, only displays problems without solutions
- Not suitable for academic or formal writing where its simplicity bias penalizes legitimate complex sentence structures
Pricing, plan by plan
Violentmonkey
FreeNo published plan breakdown. See the Violentmonkey review.
Hemingway Editor
Free- FreeFree
- Readability checking
- Sentence highlighting
- Adverb detection
- Hemingway Editor Plus Individual 5K$8.33/month
- 5,000 AI sentence rewrites monthly
- Advanced grammar fixes (unlimited)
- Unlimited document review
- Hemingway Editor Plus Individual 10K$12.5/month
- 10,000 AI sentence rewrites monthly
- Advanced grammar fixes (unlimited)
- Unlimited document review
- Hemingway Editor Plus Team 10K$12.5/month
- 10,000 AI sentence rewrites per user monthly
- Role-based admin controls
- Priority support
Which should you pick?
Choose Violentmonkey if
- You need userscript support.
- You want to start without paying.
- You work on Chrome, Firefox, Edge.
- You also want clean interface.
Choose Hemingway Editor if
- You need readability analysis.
- You want to start without paying.
- You work on Web, macOS, Windows.
- You also want sentence complexity.
Questions people ask
- Is Violentmonkey or Hemingway Editor better?
- Neither clearly leads. Violentmonkey starts at Free and Hemingway Editor at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Violentmonkey or Hemingway Editor?
- Violentmonkey starts at Free and Hemingway Editor at Free.
- Does Violentmonkey or Hemingway Editor run on more platforms?
- Violentmonkey runs on Chrome, Firefox, Edge. Hemingway Editor runs on Web, macOS, Windows.
- Can I use Violentmonkey for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Violentmonkey best used for?
- Violentmonkey is most often used for run open-source userscripts to customize or automate web pages, import scripts compatible with greasemonkey and tampermonkey formats, sync scripts and settings across browsers via dropbox, onedrive, google drive, or webdav, batch import/export scripts as zip files. Of those, run open-source userscripts to customize or automate web pages and import scripts compatible with greasemonkey and tampermonkey formats are not what Hemingway Editor is typically brought in for.
- What can Violentmonkey do that Hemingway Editor cannot?
- Violentmonkey covers Userscript support, Clean interface, Cloud sync, Script editor. Hemingway Editor covers Readability analysis, Sentence complexity, Passive voice detection, Adverb highlighting. Both handle Chrome support, Firefox support, Edge support.
Answered from the vendors’ own pages
Violentmonkey: Is Violentmonkey open-source?
Yes. Violentmonkey is fully open-source and available on GitHub, making it free to use and community-maintained unlike Tampermonkey which has a larger proprietary ecosystem.
SourceHemingway Editor: Is there a free version and what does it include?
Yes. The free web version at hemingwayapp.com includes readability scoring, highlighting of complex sentences, passive voice detection, and weak adverb flagging. No account needed. Hemingway Editor Plus ($8.33/month or $100/year) adds advanced grammar fixes, AI sentence rewrites (10,000 monthly on best value plan), and unlimited document feedback.
SourceViolentmonkey: What browsers does Violentmonkey support?
Violentmonkey works on browsers with WebExtensions support, including Chrome, Firefox, Edge, and other Chromium-based browsers.
SourceHemingway Editor: Does Hemingway Editor work offline?
The free web version requires internet. The desktop version for Mac and Windows ($19.99 one-time payment) works fully offline after download, enabling distraction-free writing without network connectivity.
SourceViolentmonkey: How does Violentmonkey compare to Tampermonkey in performance?
Community benchmarks show Violentmonkey uses about 15 to 30 percent less RAM on Chrome compared to Tampermonkey when managing many open tabs.
SourceHemingway Editor: What writing metrics does Hemingway measure?
Hemingway grades readability level, highlights adverbs and weak words, flags passive voice constructions, marks complex or hard-to-read sentences in color (red for very hard, yellow for difficult), and suggests simpler alternatives for complex phrases.
SourceViolentmonkey: What is the current version of Violentmonkey?
Violentmonkey reached version 2.46.0 as of July 31, 2026, with active ongoing development and regular updates to the open-source project.
SourceHemingway Editor: Can I collaborate with others or share documents?
The web version allows pasting text directly, but Hemingway Editor itself does not have native collaboration or team features. Team plans on Hemingway Plus support $12.50/user/month pricing and role-based admin controls, but are primarily for shared workspace management rather than live document collaboration.
Source