GPTZero vs Winston AI vs Grammarly vs isFake.ai

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

Your tool
GPTZero
vs
Competitor 1
Winston AI
Competitor 2
Grammarly
Competitor 3
isFake.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 Winston AI
gowinston.ai
Winston AI is an AI content detector and plagiarism checker built for education, SEO, and writing.
Make main Remove
Competitor Grammarly
grammarly.com
Writing confidence that follows you everywhere
Make main Remove
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
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
11Mvisits/mo
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49.3Mvisits/mo
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MoM change
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▲ 10.8%
▼ 32.4%
6-month growth
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-22.5%
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Global rank web
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#688
#7,962,217
Avg. last 3 months
11M
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46.5M
757
Bounce rate lower is better
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40%
0%
Pages / visit
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7.8
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Visit duration
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4m 41s
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Traffic sources
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● Direct 85% · ● Referral 9%
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GPTZeroWinston AIGrammarlyisFake.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 · 9171001K10K100K1M10M100MGPTZero · 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 · 917Nov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$12.99per month · free tier available
$10per month · free tier available
$12per month · free tier available
$3.99per 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 FreeEssential $10/moAdvanced $16/moElite $26/mo+1 more
Free FreePro Custom/moEnterprise Custom/mo
Free FreeOne-Time Check $3.99Monthly Plan $7.99/moTeam Plan Custom
Capabilities input → output
Input
DocumentsText
DocumentsImagesText
Text
AudioImagesTextVideo
Output
DataText
Data
Text
Data
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyAI DetectorAI Plagiarism Checker
AI Detection & SafetyAI DetectorAI Image DetectorAI Plagiarism Checker
AI Detection & SafetyWriting & ContentAI DetectorAI Grammar Checker+4 more
AI Detection & SafetyAI DetectorAI Image Detector
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
8
6
11
Detection
AI authorship detection
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Content detection
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Plagiarism detection
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Content authenticity verification
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Image authenticity analysis
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Deepfake detection
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Grammar checking
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Audio detection
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Paraphrasing
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Writing
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Deepfakes
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Hallucination detection
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OCR
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Proofreading
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Video audio detection
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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
▲ 0
▲ 1
▲ 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.