Scribbr Plagiarism Checker vs Undetectable AI vs Originality.AI

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

Your tool
Scribbr Plagiarism Checker
vs
Competitor 1
Undetectable AI
Competitor 2
Originality.AI
Competitor 3
Suggested competitors for Scribbr Plagiarism Checker: Trinka AI85% Turnitin83% Copyleaks83% GPTZero82% Grammarly81% Pangram Labs80% Dechecker AI80% Winston AI80%
Compare
3 tools · best value per row highlighted
Your tool Scribbr Plagiarism Checker
scribbr.com
Scribbr Plagiarism Checker compares a document with a database of 99 billion web pages and 8 million publications and shows where the text matches existing sources.
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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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Competitor Originality.AI
originality.ai
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Traffic estimated monthly website traffic
Monthly visits
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1.7Mvisits/mo
MoM change
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▼ 3.1%
6-month growth
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-37.9%
Global rank web
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#37,307
Avg. last 3 months
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1.8M
Bounce rate lower is better
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56%
Pages / visit
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2.5
Visit duration
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2m 31s
Traffic sources
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● Direct 86% · ● Referral 13%
Scribbr Plagiarism CheckerUndetectable AIOriginality.AI
0665.6K1.3M2M2.7MOriginality.AI · 2.6MOriginality.AI · 2.5MOriginality.AI · 2.2MOriginality.AI · 2.2MOriginality.AI · 2.7MOriginality.AI · 2.5MOriginality.AI · 2.4MOriginality.AI · 1.9MOriginality.AI · 1.7MOriginality.AI · 1.7M1M10MOriginality.AI · 2.6MOriginality.AI · 2.5MOriginality.AI · 2.2MOriginality.AI · 2.2MOriginality.AI · 2.7MOriginality.AI · 2.5MOriginality.AI · 2.4MOriginality.AI · 1.9MOriginality.AI · 1.7MOriginality.AI · 1.7MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Paid
Freemium
Starting price
Free
$5per month
$12.95per month · free tier available
Free tier
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Free trial
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API access
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Plans
Free check Free
10K words $5/mo20K words $9.50/mo35K words $15.75/mo50K words $21.25/mo+1 more
Basic FreePro $12.95/moEnterprise $136.58/mo
Capabilities input → output
Input
DocumentsText
DocumentsImagesText
DocumentsTextWeb pages
Output
Documents
DataText
DataText
Skill level
Beginner-friendly
Beginner-friendly
Intermediate
Categories
AI Detection & SafetyWriting & ContentAI DetectorAI Grammar Checker+1 more
AI Detection & SafetyAI DetectorAI Image DetectorHumanizer AI
AI Detection & SafetyAI DetectorAI Plagiarism Checker
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
10
8
Detection
Plagiarism detection
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Content detection
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AI authorship detection
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Text humanization
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Content authenticity verification
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Grammar checking
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Humanizing AI text
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Image authenticity analysis
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Undetectable content writing
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Academic citation
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Audio detection
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Edited image detection
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Editorial fact checking
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Fact checking
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Proofreading
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SEO
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Text enhancement
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 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.