Side by side
Hemingway Editor vs JSS Style Checker
Both stand on writing style checkers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan MacWebWindows
Hemingway Editor offers readability feedback, with Editor Plus adding AI editing and document review. Classic is an offline desktop option, while AI processing involves sending content through Hemingway to an LLM provider.
Visit Hemingway Editor Free plan Open source APIExtensionSelf-hosted+1
JSS Style Checker offers several ways to check manuscript files, with local browser processing and CI support among its options. Treat its findings as guidance: the project says a clean result does not establish compliance.
Visit JSS Style CheckerThe facts
| Hemingway Editor | JSS Style Checker | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Yes |
| Runs on | Mac, Web, Windows | API, Extension, Self-hosted, Web |
| Lowest paid plan | See the plans | Free or on request |
| Plans published | 10 | 1 |
| Maker | Not published | Not published |
| Website | hemingwayapp.com | github.com |
| On writing style checkers | #5 of 29 | #1 of 29 |
Hemingway Editor: what it does well
- Highlights readability issues and difficult sentences.
- Editor Plus can adjust tone, length and style.
- Imports and exports Word, Markdown and HTML files.
- Classic works offline on Mac and Windows.
- Free plan and 14-day trial are listed.
What to know first
- Classic does not include new AI features.
- AI analysis sends document content to an LLM provider.
- Editor Plus does not yet have SOC 2 or ISO certification.
JSS Style Checker: what it does well
- Checks several LaTeX and related manuscript file types
- Browser checker processes files locally via WebAssembly
- Follows project references from a root manuscript file
- Reviewer mode summarizes findings by category
What to know first
- A clean run does not establish manuscript compliance
- VS Code extension depends on a language server not yet shipped
- DOI lookup is online and optional
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