Grammarly vs QuillBot vs LanguageTool vs Copyleaks

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Grammarly
vs
Competitor 1
QuillBot
Competitor 2
LanguageTool
Competitor 3
Copyleaks
Compare
4 tools · best value per row highlighted
Your tool Grammarly
grammarly.com
Writing confidence that follows you everywhere
Remove
Competitor QuillBot
quillbot.com
Rephrase until it sounds right
Make main Remove
Competitor LanguageTool
languagetool.org
LanguageTool checks grammar, spelling, punctuation, casing and style as you write, and works in more than 30 languages and dialects, including English, German, Portuguese, Spanish, French and Dutch.
Make main Remove
Competitor Copyleaks
copyleaks.com
Copyleaks is a content authenticity platform that checks whether text was written by AI and whether it copies existing sources.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
49.3Mvisits/mo
31.4Mvisits/mo
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—
MoM change
▲ 10.8%
▼ 8.4%
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—
6-month growth
-22.5%
-27.9%
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—
Global rank web
#688
#1,318
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Avg. last 3 months
46.5M
36.7M
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—
Bounce rate lower is better
40%
46%
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Pages / visit
7.8
5.5
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—
Visit duration
4m 41s
2m 52s
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—
Traffic sources
● Direct 85% · ● Referral 9%
● Direct 76% · ● Referral 22%
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GrammarlyQuillBotLanguageToolCopyleaks
015.9M31.8M47.7M63.6MGrammarly · 58.8MGrammarly · 54.5MGrammarly · 55.9MGrammarly · 55.7MGrammarly · 63.6MGrammarly · 58.3MGrammarly · 54MGrammarly · 45.8MGrammarly · 44.5MGrammarly · 49.3MQuillBot · 59.8MQuillBot · 47MQuillBot · 42.9MQuillBot · 43.5MQuillBot · 49.6MQuillBot · 48.1MQuillBot · 44.6MQuillBot · 34.3MQuillBot · 31.4M10M100MGrammarly · 58.8MGrammarly · 54.5MGrammarly · 55.9MGrammarly · 55.7MGrammarly · 63.6MGrammarly · 58.3MGrammarly · 54MGrammarly · 45.8MGrammarly · 44.5MGrammarly · 49.3MQuillBot · 59.8MQuillBot · 47MQuillBot · 42.9MQuillBot · 43.5MQuillBot · 49.6MQuillBot · 48.1MQuillBot · 44.6MQuillBot · 34.3MQuillBot · 31.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Free
Paid
Starting price
$12per month · free tier available
$19.95per month · free tier available
Free
$13.99per month
Free tier
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Free trial
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API access
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Plans
Free FreePro Custom/moEnterprise Custom/mo
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Free Free
Personal $13.99/moPro $74.99/moEnterprise CustomEducation Custom
Capabilities input → output
Input
Text
DocumentsImagesText
Text
CodeDocumentsImagesTextVideo
Output
Text
DocumentsImagesSlidesText
Text
Data
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyWriting & ContentAI DetectorAI Grammar Checker+4 more
AI Detection & SafetyWriting & ContentAI DetectorAI Grammar Checker+5 more
Writing & ContentAI Grammar CheckerAI RewriterAI Writing Assistants
AI Detection & SafetyAI DetectorAI Image DetectorAI Plagiarism Checker
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
9
3
2
Grammar checking
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Paraphrasing
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Detection
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Writing
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Plagiarism detection
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Proofreading
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Multilingual grammar assistance
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Image authenticity analysis
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Summarizing
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Document summarization
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–
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Undetectable content writing
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 2
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.