Dubble vs Mintlify vs GitBook vs Fern

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

Your tool
Dubble
vs
Competitor 1
Mintlify
Competitor 2
GitBook
Competitor 3
Fern
Compare
4 tools · best value per row highlighted
Your tool Dubble
dubble.so
Dubble is a Chrome extension that watches how you work and turns your actions into written step-by-step guides with screenshots and video.
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Competitor Mintlify
mintlify.com
Documentation that writes itself from your code
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Competitor GitBook
gitbook.com
GitBook is a documentation and knowledge platform for publishing product docs that work for both people and AI.
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Competitor Fern
buildwithfern.com
Fern is a developer platform that produces documentation websites, client libraries and a command-line interface for an API from one definition.
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Traffic estimated monthly website traffic
Monthly visits
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387.9Kvisits/mo
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MoM change
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▲ 4.0%
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6-month growth
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-37.3%
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Global rank web
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#114,864
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Avg. last 3 months
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367.8K
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Bounce rate lower is better
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47%
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Pages / visit
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3.5
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Visit duration
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1m 51s
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Traffic sources
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● Direct 74% · ● Referral 25%
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DubbleMintlifyGitBookFern
0348.9K697.7K1M1.4MMintlify · 373.1KMintlify · 331.3KMintlify · 338.6KMintlify · 353.9KMintlify · 618.3KMintlify · 1.4MMintlify · 718.1KMintlify · 342.3KMintlify · 373.1KMintlify · 387.9K100K1M10MMintlify · 373.1KMintlify · 331.3KMintlify · 338.6KMintlify · 353.9KMintlify · 618.3KMintlify · 1.4MMintlify · 718.1KMintlify · 342.3KMintlify · 373.1KMintlify · 387.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
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Starting price
$18per month · free tier available
$450per month · free tier available
$65per month · free tier available
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Free tier
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Free trial
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API access
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Plans
Free FreePro $18/moEnterprise Custom
Starter FreePro $450/moEnterprise Custom
Free FreeEssential $65/moUltimate $249/moEnterprise Custom
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Capabilities input → output
Input
Video
CodeText
CodeText
Code
Output
DocumentsImagesVideo
Documents
DocumentsText
AppsCode
Skill level
Beginner-friendly
Advanced
Beginner-friendly
Advanced
Categories
Productivity & OfficeAI Documents Generator
Development & CodeProductivity & OfficeAI Developer ToolsAI Documents Generator
Development & CodeEducation & LearningAI Developer ToolsAI Knowledge Management
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
5
4
3
Developer tools
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Writing documentation
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Code documentation
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Knowledge bases
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Document creation
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Knowledge
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Onboarding tutorials
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Changelogs
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Collaborative documents
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Development
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Digital information management
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Documents
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Employee onboarding
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File redaction
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Training manuals generation
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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Saves
0
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Reviews
0
0
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Prompts
0
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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.