GPTZero vs Grammarly vs isFake.ai vs Dechecker AI

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

Your tool
GPTZero
vs
Competitor 1
Grammarly
Competitor 2
isFake.ai
Competitor 3
Dechecker AI
Compare
4 tools · best value per row highlighted
Your tool 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
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Competitor Grammarly
grammarly.com
Writing confidence that follows you everywhere
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Competitor isFake.ai
isfake.ai
isFake.ai is a tool designed for detecting AI-generated content across different media types, including text, images, audio, and videos. It employs proprietary algorithms to analyze for characteristic
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Competitor Dechecker AI
dechecker.ai
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
11Mvisits/mo
49.3Mvisits/mo
—
99.7Kvisits/mo
MoM change
—
▲ 10.8%
▼ 32.4%
▼ 17.6%
6-month growth
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-22.5%
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-73.5%
Global rank web
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#688
#7,962,217
#387,035
Avg. last 3 months
11M
46.5M
757
153.8K
Bounce rate lower is better
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40%
0%
43%
Pages / visit
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7.8
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1.5
Visit duration
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4m 41s
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24s
Traffic sources
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● Direct 85% · ● Referral 9%
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● Direct 82% · ● Referral 17%
GPTZeroGrammarlyisFake.aiDechecker AI
015.9M31.8M47.7M63.6MGPTZero · 11MGrammarly · 58.8MGrammarly · 54.5MGrammarly · 55.9MGrammarly · 55.7MGrammarly · 63.6MGrammarly · 58.3MGrammarly · 54MGrammarly · 45.8MGrammarly · 44.5MGrammarly · 49.3MisFake.ai · 729isFake.ai · 1KisFake.ai · 1.1KisFake.ai · 1.4KisFake.ai · 917Dechecker AI · 766Dechecker AI · 24.5KDechecker AI · 170KDechecker AI · 302.1KDechecker AI · 376.1KDechecker AI · 423.6KDechecker AI · 410.8KDechecker AI · 240.8KDechecker AI · 121KDechecker AI · 99.7K1001K10K100K1M10M100MGPTZero · 11MGrammarly · 58.8MGrammarly · 54.5MGrammarly · 55.9MGrammarly · 55.7MGrammarly · 63.6MGrammarly · 58.3MGrammarly · 54MGrammarly · 45.8MGrammarly · 44.5MGrammarly · 49.3MisFake.ai · 729isFake.ai · 1KisFake.ai · 1.1KisFake.ai · 1.4KisFake.ai · 917Dechecker AI · 766Dechecker AI · 24.5KDechecker AI · 170KDechecker AI · 302.1KDechecker AI · 376.1KDechecker AI · 423.6KDechecker AI · 410.8KDechecker AI · 240.8KDechecker AI · 121KDechecker AI · 99.7KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$12.99per month · free tier available
$12per month · free tier available
$3.99per month · free tier available
$5per month · free tier available
Free tier
Free trial
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API access
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Plans
Free FreePremium $12.99/moProfessional $24.99/mo
Free FreePro Custom/moEnterprise Custom/mo
Free FreeOne-Time Check $3.99Monthly Plan $7.99/moTeam Plan Custom
Free Custom/moPlan 2 $5/moPlan 3 $9/moPlan 4 $19/mo+1 more
Capabilities input → output
Input
DocumentsText
Text
AudioImagesTextVideo
DocumentsText
Output
DataText
Text
Data
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyAI DetectorAI Plagiarism Checker
AI Detection & SafetyWriting & ContentAI DetectorAI Grammar Checker+4 more
AI Detection & SafetyAI DetectorAI Image Detector
AI Detection & SafetyAI DetectorAI Plagiarism CheckerHumanizer AI
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
6
11
7
Detection
AI authorship detection
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Content detection
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Grammar checking
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Plagiarism detection
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Paraphrasing
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Content authenticity verification
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Audio detection
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Deepfake detection
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Image authenticity analysis
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Writing
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Deepfakes
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Hallucination detection
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Proofreading
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Video audio detection
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Fact checking
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Fake news detection
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Image analysis
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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
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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.