Grammarly vs GPTZero vs ZeroGPT Plus vs ZeroGPT

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

Your tool
Grammarly
vs
Competitor 1
GPTZero
Competitor 2
ZeroGPT Plus
Competitor 3
ZeroGPT
Compare
4 tools · best value per row highlighted
Your tool Grammarly
grammarly.com
Writing confidence that follows you everywhere
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Competitor 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
Make main Remove
Competitor ZeroGPT Plus
zerogpt.plus
ZeroGPT Plus can detect if text came from AI with high accuracy
Make main Remove
Competitor ZeroGPT
zerogpt.com
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
49.3Mvisits/mo
11Mvisits/mo
92.5Kvisits/mo
20.5Mvisits/mo
MoM change
▲ 10.8%
—
▼ 14.1%
▲ 5.1%
6-month growth
-22.5%
—
+100.2%
-29.5%
Global rank web
#688
—
#383,365
#3,675
Avg. last 3 months
46.5M
11M
85.7K
20.5M
Bounce rate lower is better
40%
—
38%
60%
Pages / visit
7.8
—
1.9
2.2
Visit duration
4m 41s
—
21s
2m 53s
Traffic sources
● Direct 85% · ● Referral 9%
—
● Direct 92% · ● Referral 4%
● Direct 90% · ● Referral 9%
GrammarlyGPTZeroZeroGPT PlusZeroGPT
015.9M31.8M47.7M63.6MGrammarly · 58.8MGrammarly · 54.5MGrammarly · 55.9MGrammarly · 55.7MGrammarly · 63.6MGrammarly · 58.3MGrammarly · 54MGrammarly · 45.8MGrammarly · 44.5MGrammarly · 49.3MGPTZero · 11MZeroGPT Plus · 107.3KZeroGPT Plus · 132.4KZeroGPT Plus · 53.1KZeroGPT Plus · 45.8KZeroGPT Plus · 46.2KZeroGPT Plus · 34.6KZeroGPT Plus · 24.8KZeroGPT Plus · 56.8KZeroGPT Plus · 107.7KZeroGPT Plus · 92.5KZeroGPT · 29.3MZeroGPT · 23.5MZeroGPT · 20.6MZeroGPT · 23.3MZeroGPT · 29.1MZeroGPT · 28.2MZeroGPT · 26.3MZeroGPT · 21.4MZeroGPT · 19.5MZeroGPT · 20.5M10K100K1M10M100MGrammarly · 58.8MGrammarly · 54.5MGrammarly · 55.9MGrammarly · 55.7MGrammarly · 63.6MGrammarly · 58.3MGrammarly · 54MGrammarly · 45.8MGrammarly · 44.5MGrammarly · 49.3MGPTZero · 11MZeroGPT Plus · 107.3KZeroGPT Plus · 132.4KZeroGPT Plus · 53.1KZeroGPT Plus · 45.8KZeroGPT Plus · 46.2KZeroGPT Plus · 34.6KZeroGPT Plus · 24.8KZeroGPT Plus · 56.8KZeroGPT Plus · 107.7KZeroGPT Plus · 92.5KZeroGPT · 29.3MZeroGPT · 23.5MZeroGPT · 20.6MZeroGPT · 23.3MZeroGPT · 29.1MZeroGPT · 28.2MZeroGPT · 26.3MZeroGPT · 21.4MZeroGPT · 19.5MZeroGPT · 20.5MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Paid
Starting price
$12per month · free tier available
$12.99per month · free tier available
$9.9per month · free tier available
$7.99per month
Free tier
–
Free trial
–
–
–
API access
–
–
–
Plans
Free FreePro Custom/moEnterprise Custom/mo
Free FreePremium $12.99/moProfessional $24.99/mo
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Capabilities input → output
Input
Text
DocumentsText
DocumentsText
DocumentsImagesTextVideo
Output
Text
DataText
Text
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyWriting & ContentAI DetectorAI Grammar Checker+4 more
AI Detection & SafetyAI DetectorAI Plagiarism Checker
AI Detection & SafetyAI DetectorAI Plagiarism CheckerHumanizer AI
AI Detection & SafetyAI DetectorAI Image DetectorAI Plagiarism Checker+1 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
6
7
4
2
Detection
Plagiarism detection
AI authorship detection
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Content detection
–
–
Grammar checking
–
–
Paraphrasing
–
–
–
Writing
–
–
–
Hallucination detection
–
–
–
Proofreading
–
–
–
Content authenticity verification
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 1
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–

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.