GPTZero vs Dechecker AI vs Undetectable AI

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

Your tool
GPTZero
vs
Competitor 1
Dechecker AI
Competitor 2
Undetectable AI
Competitor 3
Suggested competitors for GPTZero: Originality.AI88% Winston AI85% Copyleaks84% ZeroGPT78% Turnitin74% Grammarly70% ZeroGPT Plus70% Detecting-AI.com70%
Compare
3 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 Dechecker AI
dechecker.ai
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Competitor Undetectable AI
undetectable.ai
Undetectable AI bundles an AI text detector, an AI humanizer and an AI image detector into one account.
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Traffic estimated monthly website traffic
Monthly visits
11Mvisits/mo
99.7Kvisits/mo
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MoM change
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▼ 17.6%
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6-month growth
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-73.5%
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Global rank web
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#387,035
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Avg. last 3 months
11M
153.8K
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Bounce rate lower is better
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43%
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Pages / visit
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1.5
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Visit duration
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24s
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Traffic sources
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● Direct 82% · ● Referral 17%
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GPTZeroDechecker AIUndetectable AI
02.8M5.5M8.3M11MGPTZero · 11MDechecker 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 · 11MDechecker 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
Paid
Starting price
$12.99per month · free tier available
$5per month · free tier available
$5per month
Free tier
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Free trial
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API access
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Plans
Free FreePremium $12.99/moProfessional $24.99/mo
Free Custom/moPlan 2 $5/moPlan 3 $9/moPlan 4 $19/mo+1 more
10K words $5/mo20K words $9.50/mo35K words $15.75/mo50K words $21.25/mo+1 more
Capabilities input → output
Input
DocumentsText
DocumentsText
DocumentsImagesText
Output
DataText
Text
DataText
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyAI DetectorAI Plagiarism Checker
AI Detection & SafetyAI DetectorAI Plagiarism CheckerHumanizer AI
AI Detection & SafetyAI DetectorAI Image DetectorHumanizer AI
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
1
3
Detection
AI authorship detection
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Content detection
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Hallucination detection
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Image authenticity analysis
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Plagiarism detection
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Audio detection
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Content authenticity verification
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Grammar checking
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
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.