MindMarks vs Liminary vs Open Notebook vs PolicyCentral.ai

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

Your tool
MindMarks
vs
Competitor 1
Liminary
Competitor 2
ONOpen Notebook
Competitor 3
PolicyCentral.ai
Compare
4 tools · best value per row highlighted
Your tool MindMarks
mindmarks.io
MindMarks helps users organize, search, and reuse ChatGPT, Claude, and Gemini
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Competitor Liminary
liminary.io
Ever open a browser tab to find something you saved three months ago, only to spend ten minutes hunting through bookmarks
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Competitor ONOpen Notebook
open-notebook.ai
Open Notebook is an open-source AI note-taking and research platform built around privacy.
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Competitor PolicyCentral.ai
policycentral.ai
AI-driven Policy management and access platform
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Traffic estimated monthly website traffic
Monthly visits
854visits/mo
23.3Kvisits/mo
—
324visits/mo
MoM change
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▼ 18.4%
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▼ 78.9%
6-month growth
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-10.4%
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—
Global rank web
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#1,028,276
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#7,020,931
Avg. last 3 months
284
24.3K
—
621
Bounce rate lower is better
39%
37%
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37%
Pages / visit
1.1
2.0
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1.0
Visit duration
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51s
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Traffic sources
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MindMarksLiminaryOpen NotebookPolicyCentral.ai
09.3K18.6K27.9K37.2KMindMarks · 854Liminary · 37.2KLiminary · 16KLiminary · 26KLiminary · 18.1KLiminary · 28.2KLiminary · 21.2KLiminary · 28.5KLiminary · 23.3KPolicyCentral.ai · 1.5KPolicyCentral.ai · 3241001K10K100KMindMarks · 854Liminary · 37.2KLiminary · 16KLiminary · 26KLiminary · 18.1KLiminary · 28.2KLiminary · 21.2KLiminary · 28.5KLiminary · 23.3KPolicyCentral.ai · 1.5KPolicyCentral.ai · 324Jan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Free
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Starting price
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$29per month · free tier available
Free
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Free tier
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Free trial
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API access
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Plans
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Explorer FreePro $29/moTeam $50/mo
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Capabilities input → output
Input
Text
DocumentsTextWeb pages
DocumentsTextWeb pages
DocumentsText
Output
Text
Text
AudioText
AudioImagesText
Skill level
Beginner-friendly
Intermediate
Beginner-friendly
Intermediate
Categories
Education & LearningAI Knowledge Management
Education & LearningAI Knowledge Management
Productivity & OfficeResearch & AnalyticsVoice & SpeechAI Note Taker+2 more
Education & LearningAI Knowledge Management
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
6
8
7
Digital information management
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Knowledge bases
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Note taking
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Bookmarking
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Conversation archiving
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Policy communication
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Prompt management
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Chrome extensions
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Podcasts
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Research
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Self hosted
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Summarizing
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Text to podcast
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ChatGPT
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Conversation summaries
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Document summarization
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Employee management
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Policy analysis
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Policy summaries
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Policy updates
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Prompts
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Video summaries
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Web search summaries
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 4
▲ 0
▲ 0
▲ 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.