ZeroGPT vs 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
ZeroGPT
vs
Competitor 1
GPTZero
Competitor 2
Dechecker AI
Competitor 3
Undetectable AI
Compare
4 tools · best value per row highlighted
Your tool ZeroGPT
zerogpt.com
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
Competitor Dechecker AI
dechecker.ai
Competitor Undetectable AI
undetectable.ai
Undetectable AI bundles an AI text detector, an AI humanizer and an AI image detector into one account.
Traffic estimated monthly website traffic
Monthly visits
20.5Mvisits/mo
11Mvisits/mo
99.7Kvisits/mo
—
MoM change
▲ 5.1%
—
▼ 17.6%
—
6-month growth
-29.5%
—
-73.5%
—
Global rank web
#3,675
—
#387,035
—
Avg. last 3 months
20.5M
11M
153.8K
—
Bounce rate lower is better
60%
—
43%
—
Pages / visit
2.2
—
1.5
—
Visit duration
2m 53s
—
24s
—
Traffic sources
● Direct 90% · ● Referral 9%
—
● Direct 82% · ● Referral 17%
—
ZeroGPTGPTZeroDechecker AIUndetectable AI
07.3M14.7M22M29.3MZeroGPT · 29.3MZeroGPT · 23.5MZeroGPT · 20.6MZeroGPT · 23.3MZeroGPT · 29.1MZeroGPT · 28.2MZeroGPT · 26.3MZeroGPT · 21.4MZeroGPT · 19.5MZeroGPT · 20.5MGPTZero · 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 · 99.7K1001K10K100K1M10M100MZeroGPT · 29.3MZeroGPT · 23.5MZeroGPT · 20.6MZeroGPT · 23.3MZeroGPT · 29.1MZeroGPT · 28.2MZeroGPT · 26.3MZeroGPT · 21.4MZeroGPT · 19.5MZeroGPT · 20.5MGPTZero · 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
Paid
Freemium
Freemium
Paid
Starting price
$7.99per month
$12.99per month · free tier available
$5per month · free tier available
$5per month
Free tier
–
–
Free trial
–
–
–
API access
–
–
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
DocumentsVideoTextImages
DocumentsText
TextDocuments
TextImagesDocuments
Output
Text
TextData
Text
TextData
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
2
7
1
3
Detection
Plagiarism detection
–
–
AI authorship detection
–
–
–
Content detection
–
–
–
Hallucination detection
–
–
–
Image authenticity analysis
–
–
–
Audio detection
–
–
–
Content authenticity verification
–
–
–
Grammar checking
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 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.