Best Free LanguageTool Alternatives
24 alternatives to LanguageTool with a free plan or free tier, ranked by how closely they match. The percentage is a match score, not a popularity score.
Replacing: LanguageTool — LanguageTool checks grammar, spelling, punctuation, casing and style as you write, and worInput: text · Output: text
1
Trinka is an AI writing assistant and grammar checker aimed at academic and technical writing.
Input: text, documents · Output: text, documents
Free planTeams
96%Near drop-in replacement · same core category as LanguageTool
00
How the score adds up
- Same core category55/55
- Covers LanguageTool's goals25/25
- Feature description similarity16/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
AI DetectionPlagiarism Checking
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
2
Writing confidence that follows you everywhere
Input: text · Output: text
Free planFrom $12/mo
86%Strong alternative · same core category as LanguageTool
00
How the score adds up
- Same core category55/55
- Covers LanguageTool's goals25/25
- Feature description similarity6/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
AI DetectionPlagiarism CheckingHumanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
3
Grammar Checker.cc is a free online grammar checker.
Input: text, documents · Output: text
Free plan
78%Strong alternative · same core category as LanguageTool
00
How the score adds up
- Same core category55/55
- Covers LanguageTool's goals11/25
- Feature description similarity12/20
Shared goals 1 of the 3 we tag LanguageTool for
Grammar Checking
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
4
Rephrase until it sounds right
Input: text, images, documents · Output: text, images, documents, slides
Free planFrom $19.95/mo
69%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity11/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
SummarizingAI DetectionPlagiarism CheckingHumanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
5
Rewrite sentences without rewriting them yourself
Input: text · Output: text
Free planFrom $4.89/mo
68%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity9/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
6
68%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity9/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
Essay WritingAI DetectionPlagiarism CheckingHumanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
7
DeepL Write is an AI writing assistant from the makers of DeepL Translator.
Input: text · Output: text
Free planFrom $6.99/mo
71%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity12/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
8
Overleaf AI Assist is the set of AI features built into Overleaf, the online LaTeX editor.
Input: text, images, code · Output: text, code
Free planFrom $7.25/mo
71%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity12/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
SummarizingResearch Papers
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
9
RewriteBar offers a free trial before you buy
Input: text · Output: text
Free planFrom $29/mo
65%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity6/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
Translation
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
10
You describe what you need and it creates, reads and edits the document, rewrites passages, summarizes long files and answers questions on how to improve your writing.
Input: text, audio, documents · Output: text, images, documents
Free planFrom $99.99/moMobile appTeams
64%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity5/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
Summarizing
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
11
A Windows-only text improvement tool that sits in the background of any application and activates with a keyboard shortcut
Input: text · Output: text, audio
Free planFrom $2.79/moAPI
63%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity4/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
12
StudyPro gives you 500 free credits daily
Input: text, documents · Output: text
Free planFrom $6/mo
63%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals21/25
- Feature description similarity4/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
Essay WritingAI DetectionPlagiarism CheckingHumanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
13
SpinBot is a free online article spinner and paraphrasing tool that rewrites readable text into new wording.
Input: text · Output: text
Free planBrowser extension
62%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals14/25
- Feature description similarity10/20
Shared goals 2 of the 3 we tag LanguageTool for
Grammar CheckingRewriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
14
Your AI assistant for everything
Input: text, images, audio, documents, code · Output: text, images, audio, code
Free planFrom $8/mo
53%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals21/25
- Feature description similarity2/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
Essay WritingSummarizingImage GenerationImage to ImageVideo GenerationVoice AssistantsCodingAI AgentsPDF WorkPresentationsSearchSpreadsheets
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
15
AI in browser sidebar always ready
Input: text, images, documents, code, web pages · Output: text, images, video, code
Free planFrom $8.3/mo
53%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals21/25
- Feature description similarity2/20
Shared goals 3 of the 3 we tag LanguageTool for
Grammar CheckingRewritingWriting
Also tagged for
SummarizingImage GenerationVideo GenerationVideo SummariesCodingMind MappingEmail WritingPDF WorkSearchTranslationData AnalyticsResearch
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
16
ProWritingAid is a writing toolkit built around the full path of a book, from first idea to publication.
Input: text · Output: text
Free planFrom $10/mo
59%Limited overlap
00
How the score adds up
- Each lists the other's core category39/55
- Covers LanguageTool's goals14/25
- Feature description similarity7/20
Shared goals 2 of the 3 we tag LanguageTool for
Grammar CheckingWriting
Also tagged for
Book Writing
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
17
AI Blaze is a free Chrome Extension that helps students use AI to save time, get help with homework, and boost your study game.
Simply type a keyboard shortcut or use our dynamic sidebar to use AI sn
Input: text · Output: text
Free plan
47%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals14/25
- Feature description similarity3/20
Shared goals 2 of the 3 we tag LanguageTool for
RewritingWriting
Also tagged for
Email Writing
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
18
Traditional AI tools can't help you write an email while you're actually in your email client
Input: text, audio · Output: text
Free planFrom $3.99/mo
50%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals14/25
- Feature description similarity6/20
Shared goals 2 of the 3 we tag LanguageTool for
RewritingWriting
Also tagged for
Transcription
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
19
You can start writing with OverChat AI Writer without creating an account
Input: text · Output: text
Free planFrom $14.99/mo
44%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals7/25
- Feature description similarity7/20
Shared goals 1 of the 3 we tag LanguageTool for
Writing
Also tagged for
BloggingCopywriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
20
Reverso is an online translation and language-learning service that combines neural machine translation with a contextual dictionary.
Input: text, documents · Output: text, documents
Free planFrom $6.49/mo
51%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals7/25
- Feature description similarity14/20
Shared goals 1 of the 3 we tag LanguageTool for
Grammar Checking
Also tagged for
Language LearningTranslation
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
21
Resoomer is a free online text studio that summarizes, paraphrases, translates, proofreads and reads documents aloud from one workspace.
Input: text, documents, web pages · Output: text, audio
Free planMobile appBrowser extension
51%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals14/25
- Feature description similarity7/20
Shared goals 2 of the 3 we tag LanguageTool for
Grammar CheckingRewriting
Also tagged for
SummarizingReadingTranslation
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
22
Rewriting existing content without losing its original meaning drives the core function of this AI-powered paraphrasing tool
Input: text, documents · Output: text
Free planFrom $5.66/mo
43%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals7/25
- Feature description similarity6/20
Shared goals 1 of the 3 we tag LanguageTool for
Rewriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
23
Eskritor pumps out written content on demand
Input: text · Output: text
Free plan
44%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals7/25
- Feature description similarity7/20
Shared goals 1 of the 3 we tag LanguageTool for
Writing
Also tagged for
BloggingCopywriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
24
Most translation tools convert text and stop there
Input: text, audio, documents · Output: text, audio, documents
Free planFrom $7.49/moAPI
41%Limited overlap
00
How the score adds up
- One lists the other's core category30/55
- Covers LanguageTool's goals7/25
- Feature description similarity4/20
Shared goals 1 of the 3 we tag LanguageTool for
Grammar Checking
Also tagged for
API IntegrationTranslation
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
Can it really replace LanguageTool? Vote on each alternative — no account needed. Votes gently reorder the list; they never change the match score.
Missing an alternative? Suggest it
At a glance: top LanguageTool alternatives
| Tool | Match | Input | Output | Pricing | Free plan | Rating | Category |
|---|---|---|---|---|---|---|---|
| Trinka AI | 96% | text, documents | text, documents | Free | Yes | — | AI Grammar Checker |
| Grammarly | 86% | text | text | From $12/mo | Yes | — | AI Grammar Checker |
| Grammar Checker.cc | 78% | text, documents | text | Free | Yes | — | AI Grammar Checker |
| QuillBot | 69% | text, images, documents | text, images, documents, slides | From $19.95/mo | Yes | — | AI Rewriter |
| Wordtune | 68% | text | text | From $4.89/mo | Yes | — | AI Rewriter |
| AHelp | 68% | text | text | From $4.17/mo | Yes | — | AI Writing Assistants |
Frequently asked
What is the best free LanguageTool alternative?
Trinka AI (96% match) is the closest free alternative to LanguageTool: Trinka is an AI writing assistant and grammar checker aimed at academic and technical writing. Grammarly (86% match) and Grammar Checker.cc (78% match) come next.
What is the best LanguageTool alternative for writing?
AHelp ranks first for writing at 88% match. See the full list of LanguageTool alternatives for Writing.
What is the best LanguageTool alternative for rewriting text?
QuillBot ranks first for rewriting text at 89% match. See the full list of LanguageTool alternatives for Rewriting.
How is the match percentage calculated?
It measures how much of LanguageTool's job a tool can take over: shared core category, how many of the same use cases it covers and how similar its feature set is. Popularity and ratings never change the percentage; they only break ties in the order. Lists are recomputed nightly and reviewed by editors for the most-visited tools.
How this list is ranked
The match score measures how much of LanguageTool's job each tool can take over: shared core category, how many of the same use cases it covers, and how similar its feature set is. Popularity and ratings do not change the score; they only break ties in the order.
Lists are recomputed nightly from the live catalog and reviewed by our editors for the most-visited tools. Sponsored placements are marked and sit outside the ranking.