LanguageTool alternatives

Tools that do what LanguageTool does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from LanguageTool.

Read 2026-11-04

With a free plan or free to use: Verant, Wordtune, 100% Free Ai Humanizer, DocHumanizer, 바른AI — 한국어 맞춤법 검사기, ContentIn, Revise.

10 alternativesUnlike LanguageTool

#1
Grammarly Writing
Checks spelling, grammar, punctuation and tone as you type in browsers, email and documents, and suggests clearer rewrites of sentences.
More widely usedNewer, since 2009
36M
Active
2009
#2
QuillBot Writing
Rewrites sentences in different styles, checks grammar, summarizes text and generates citations in a browser editor and extensions.
More widely usedNewer, since 2017
46.3M
2017
#3
Verant Writing MCP · sign-in
Renders live website pages and flags verifiable typos, grammar errors and leftover placeholder text for fixes.
Also: MonitoringMore widely used
37
Active
From $5/mo
2026
#4
Wordtune Writing
Rewrites, paraphrases, proofreads and summarizes text in a browser or app, with tone switching and translation into English.
Also: Summarization
Active
From $4.89/mo
#5
100% Free Ai Humanizer Writing
Rewrites AI-generated text to evade detection tools while preserving meaning.
More widely usedNewer, since 2024
26.6k
Active
From $5.83/mo
2024
#6
DocHumanizer Writing
Rewrites AI-generated text in Word documents to appear human-written while preserving formatting and bypassing detection tools.
More widely used
Emerging
From $20/mo
#7
바른AI — 한국어 맞춤법 검사기 Writing MCP · sign-in
Corrects Korean spelling, spacing and grammar in real time, explaining each fix by its orthography rule.
More widely used
2
Active
#8
ContentIn Writing MCP · open
Drafts LinkedIn posts in your voice by learning from your profile, past posts, and an interview, then schedules them.
Also: Workflow automationOwn MCP server
5.9k
Active
From $39/mo
#9
AI Detector Text Writing
Detects AI writing patterns and rewrites text to sound more natural and human-like.
Also: SummarizationMore widely used
28 linking domains
Maintained
From $12/mo
#10
Revise Documents MCP · sign-in
Edits Word, PDF and Markdown documents in the browser, with an AI agent making tracked-change suggestions, format conversion and translation.
Also: Agents, TranslationMore widely used
3.1k
Active
From $8/mo

← LanguageTool: the full card All Writing tools →

How this list is made: the words LanguageTool is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.