The best LanguageTool alternatives
8 tools that do a similar job to LanguageTool. Each entry says what it does and who it suits, so you can pick the one that fits instead of the most famous.
You're replacing
LanguageToolA multilingual grammar, style and spell checker with an open-source core.
- 1
Grammarly
AI tool · Freemium
A writing assistant for grammar, clarity and tone, with generative AI features, working across many apps and browsers.
Best for: Proofreading everyday writing; Tone checks on emails
- 2
ProWritingAid
AI tool · Freemium
A grammar checker and style editor with in-depth reports, aimed at long-form and fiction writers.
Best for: Manuscript editing; Detailed style reports
- 3
QuillBot
AI tool · Freemium
A paraphrasing, grammar, summarising and citation tool popular with students.
Best for: Rewording sentences; Students summarising sources
- 4
Wordtune
AI tool · Freemium
AI21's rewriting assistant that suggests alternative phrasings, tones and lengths as you write.
Best for: Polishing sentences; Adjusting tone
- 5
Hemingway Editor
AI tool · Freemium
Highlights long sentences, passive voice and complex words to make writing clearer, with optional AI fixes.
Best for: Plain-language editing; Readability checks
- 6
DeepL
AI tool · Freemium
AI translation and writing improvement for text and documents.
Best for: High-quality translation; Translating whole documents
- 7
Jasper
AI tool · Paid
An AI content platform for marketing teams with brand voice, campaign workflows and agents.
Best for: Enterprise marketing teams; On-brand content at scale
- 8
Paperpal
AI tool · Freemium
An academic writing assistant for language editing, paraphrasing and pre-submission checks.
Best for: Researchers writing manuscripts; Non-native English academics
How we pick: tools in the same category that solve the same problem, projects that name each other as alternatives, and open-source projects that describe themselves as an alternative to LanguageTool. We don't take payment for placement.