GPTZero vs Dechecker AI vs Undetectable AI vs ZeroGPT Plus

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
ZeroGPT Plus
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 Dechecker AI
dechecker.ai
Make main Remove
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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Competitor ZeroGPT Plus
zerogpt.plus
ZeroGPT Plus can detect if text came from AI with high accuracy
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Traffic estimated monthly website traffic
Monthly visits
11Mvisits/mo
99.7Kvisits/mo
—
92.5Kvisits/mo
MoM change
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▼ 17.6%
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▼ 14.1%
6-month growth
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-73.5%
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+100.2%
Global rank web
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#387,035
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#383,365
Avg. last 3 months
11M
153.8K
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85.7K
Bounce rate lower is better
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43%
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38%
Pages / visit
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1.5
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1.9
Visit duration
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24s
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21s
Traffic sources
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● Direct 82% · ● Referral 17%
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● Direct 92% · ● Referral 4%
GPTZeroDechecker AIUndetectable AIZeroGPT Plus
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 · 99.7KZeroGPT 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 · 92.5K1001K10K100K1M10M100MGPTZero · 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 · 99.7KZeroGPT 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 · 92.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Paid
Freemium
Starting price
$12.99per month · free tier available
$5per month · free tier available
$5per month
$9.9per month · free tier available
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
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Capabilities input → output
Input
DocumentsText
DocumentsText
DocumentsImagesText
DocumentsText
Output
DataText
Text
DataText
Text
Skill level
Beginner-friendly
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
AI Detection & SafetyAI DetectorAI Plagiarism CheckerHumanizer AI
Tasks what each tool can do · 3 shared · core   partial
Tasks covered
7
7
10
4
AI authorship detection
Detection
Content detection
Plagiarism detection
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Grammar checking
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Text humanization
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Hallucination detection
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Humanizing AI text
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Image authenticity analysis
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Paraphrasing
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Undetectable content writing
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Audio detection
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Content authenticity verification
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Edited image detection
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Fact checking
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Text enhancement
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 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.