Knowledge Plane vs MindMarks vs ClassMind vs Stacks

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

Your tool
Knowledge Plane
vs
Competitor 1
MindMarks
Competitor 2
ClassMind
Competitor 3
Stacks
Compare
4 tools · best value per row highlighted
Your tool Knowledge Plane
knowledgeplane.io
Engineering teams watch their AI tools hallucinate outdated project details
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Competitor MindMarks
mindmarks.io
MindMarks helps users organize, search, and reuse ChatGPT, Claude, and Gemini
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Competitor ClassMind
classmind.app
ClassMind is an AI-powered smart educational tool specifically designed for educators to create, organize, and enhance learning materials. It offers a suite of features to streamline classroom prepara
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Competitor Stacks
betterstacks.com
Stacks is a personal AI workspace that gathers what you find online into one searchable place.
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Traffic estimated monthly website traffic
Monthly visits
—
854visits/mo
—
6.3Kvisits/mo
MoM change
—
—
▲ 11.7%
▼ 8.4%
6-month growth
—
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+84.2%
-50.8%
Global rank web
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—
#13,515,168
#3,182,249
Avg. last 3 months
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284
641
6.1K
Bounce rate lower is better
0%
39%
0%
41%
Pages / visit
—
1.1
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1.7
Visit duration
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—
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6s
Traffic sources
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Knowledge PlaneMindMarksClassMindStacks
03.2K6.4K9.6K12.8KMindMarks · 854ClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3K1001K10K100KMindMarks · 854ClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KDec '25Jan '26FebMarAprMayJunJul
Pricing
Model
Freemium
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Free
Paid
Starting price
$19per month · free tier available
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Free
$9per month
Free tier
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Free trial
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API access
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Plans
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Be Productive $89/yrBe Collaborative $199/yrBe Creative $349/yr
Capabilities input → output
Input
CodeDocumentsText
Text
DocumentsText
DocumentsTextWeb pages
Output
Text
Text
DocumentsSlidesText
Text
Skill level
Intermediate
Beginner-friendly
Intermediate
Beginner-friendly
Categories
Education & LearningAI Knowledge Management
Education & LearningAI Knowledge Management
Education & LearningProductivity & OfficeAI Book SummarizerAI Lesson Plan Generator+2 more
Education & LearningProductivity & OfficeAI FilesAI Knowledge Management
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
12
7
13
6
Knowledge bases
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Digital information management
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Book summaries
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Bookmarking
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Conversation archiving
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Curriculum integration
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Interactive quizzes
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Knowledge graphs
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Lesson generation
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Lesson plans
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Presentations
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Prompt management
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Quiz generation
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Teaching support
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Agent memory
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Chrome extensions
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Developer tools
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Knowledge
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Knowledge maps
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Knowledge sourcing
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Question generation
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Student progress reports
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Summarizing
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Test generation
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ChatGPT
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Code documentation
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Codebase q a
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Conversation summaries
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Education
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Knowledge exchange
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 4
▲ 0
▲ 0
Saves
0
0
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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.