ZeroGPT vs GPTZero vs Undetectable AI vs Turnitin
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
ZeroGPT
vs
ZeroGPT
Competitor 1
GPTZero
GPTZero
Competitor 2
Undetectable AI
Undetectable AI
Competitor 3
Turnitin
TurnitinCompare
4 tools · best value per row highlighted
Competitor
GPTZero
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
Undetectable AI
Undetectable AI
undetectable.ai
Undetectable AI bundles an AI text detector, an AI humanizer and an AI image detector into one account.
Competitor
Turnitin
Turnitin
turnitin.com
Turnitin is an academic integrity suite that schools, universities, and research organizations use to verify originality and deal with AI-written text.
Traffic estimated monthly website traffic
Monthly visits
20.5Mvisits/mo
11Mvisits/mo
—
—
MoM change
▲ 5.1%
—
—
—
6-month growth
-29.5%
—
—
—
Global rank web
#3,675
—
—
—
Avg. last 3 months
20.5M
11M
—
—
Bounce rate lower is better
60%
—
—
—
Pages / visit
2.2
—
—
—
Visit duration
2m 53s
—
—
—
Traffic sources
● Direct 90% · ● Referral 9%
—
—
—
ZeroGPTGPTZeroUndetectable AITurnitin
Pricing
Model
Paid
Freemium
Paid
—
Starting price
$7.99per month
$12.99per month · free tier available
$5per month
—
Free tier
–
–
–
Free trial
–
–
–
API access
–
–
Plans
—
Free FreePremium $12.99/moProfessional $24.99/mo
10K words $5/mo20K words $9.50/mo35K words $15.75/mo50K words $21.25/mo+1 more
—
Capabilities input → output
Input
ImagesVideoTextDocuments
TextDocuments
TextImagesDocuments
DocumentsText
Output
Text
TextData
TextData
Data
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
3
2
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.