GPTZero vs Originality.AI vs Grammarly vs ZeroGPT Plus
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
GPTZero
vs GPTZero
Competitor 1
Originality.AI
Originality.AI
Competitor 2
Grammarly
Grammarly
Competitor 3
ZeroGPT Plus
ZeroGPT PlusCompare
4 tools · best value per row highlighted
Your tool
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
Competitor
ZeroGPT Plus
ZeroGPT Plus
zerogpt.plus
ZeroGPT Plus can detect if text came from AI with high accuracy
Traffic estimated monthly website traffic
Monthly visits
11Mvisits/mo
1.7Mvisits/mo
49.3Mvisits/mo
92.5Kvisits/mo
MoM change
—
▼ 3.1%
▲ 10.8%
▼ 14.1%
6-month growth
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-37.9%
-22.5%
+100.2%
Global rank web
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#37,307
#688
#383,365
Avg. last 3 months
11M
1.8M
46.5M
85.7K
Bounce rate lower is better
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56%
40%
38%
Pages / visit
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2.5
7.8
1.9
Visit duration
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2m 31s
4m 41s
21s
Traffic sources
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● Direct 86% · ● Referral 13%
● Direct 85% · ● Referral 9%
● Direct 92% · ● Referral 4%
GPTZeroOriginality.AIGrammarlyZeroGPT Plus
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$12.99per month · free tier available
$12.95per month · free tier available
$12per month · free tier available
$9.9per month · free tier available
Free tier
Free trial
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API access
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–
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Plans
Free FreePremium $12.99/moProfessional $24.99/mo
Basic FreePro $12.95/moEnterprise $136.58/mo
Free FreePro Custom/moEnterprise Custom/mo
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Capabilities input → output
Input
DocumentsText
DocumentsTextWeb pages
Text
DocumentsText
Output
DataText
DataText
Text
Text
Skill level
Beginner-friendly
Intermediate
Beginner-friendly
Beginner-friendly
Categories
Tasks what each tool can do · 2 shared · core partial
Tasks covered
7
8
6
4
Detection
Plagiarism detection
Content detection
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AI authorship detection
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Grammar checking
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Content authenticity verification
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Proofreading
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Paraphrasing
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Writing
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Hallucination detection
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Editorial fact checking
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Fact checking
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SEO
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 1
▲ 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.