Originality.AI vs Grammarly vs QuillBot vs GPTZero
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
Originality.AI
vs Originality.AI
Competitor 1
Grammarly
Grammarly
Competitor 2
QuillBot
QuillBot
Competitor 3
GPTZero
GPTZeroCompare
4 tools · best value per row highlighted
Competitor
GPTZero
GPTZero
gptzero.me
Used by over 10 million teachers and students across more than 100 countries, GPTZero detects AI-generated text across major language models while providing a suite of writing verification tools
Traffic estimated monthly website traffic
Monthly visits
1.7Mvisits/mo
49.3Mvisits/mo
31.4Mvisits/mo
11Mvisits/mo
MoM change
▼ 3.1%
▲ 10.8%
▼ 8.4%
—
6-month growth
-37.9%
-22.5%
-27.9%
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Global rank web
#37,307
#688
#1,318
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Avg. last 3 months
1.8M
46.5M
36.7M
11M
Bounce rate lower is better
56%
40%
46%
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Pages / visit
2.5
7.8
5.5
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Visit duration
2m 31s
4m 41s
2m 52s
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Traffic sources
● Direct 86% · ● Referral 13%
● Direct 85% · ● Referral 9%
● Direct 76% · ● Referral 22%
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Originality.AIGrammarlyQuillBotGPTZero
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$12.95per month · free tier available
$12per month · free tier available
$19.95per month · free tier available
$12.99per month · free tier available
Free tier
Free trial
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–
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API access
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Plans
Basic FreePro $12.95/moEnterprise $136.58/mo
Free FreePro Custom/moEnterprise Custom/mo
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Free FreePremium $12.99/moProfessional $24.99/mo
Capabilities input → output
Input
DocumentsWeb pagesText
Text
DocumentsImagesText
TextDocuments
Output
TextData
Text
DocumentsImagesSlidesText
TextData
Skill level
Intermediate
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Tasks what each tool can do · 2 shared · core partial
Tasks covered
8
6
9
7
Detection
Plagiarism detection
Grammar checking
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Proofreading
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Paraphrasing
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Writing
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Content detection
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Content authenticity verification
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AI authorship detection
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Hallucination detection
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Summarizing
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Document summarization
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Editorial fact checking
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Fact checking
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SEO
–
–
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Undetectable content writing
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 2
▲ 1
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.