Stacks vs Microsoft Loop vs Aha! vs Cerebro

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

Your tool
Stacks
vs
Competitor 1
Microsoft Loop
Competitor 2
Aha!
Competitor 3
Cerebro
Compare
4 tools · best value per row highlighted
Your tool Stacks
betterstacks.com
Stacks is a personal AI workspace that gathers what you find online into one searchable place.
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Competitor Microsoft Loop
microsoft.com
Microsoft Loop is a collaborative app from Microsoft 365 where teams think, plan and create together on shared pages.
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Competitor Aha!
aha.io
is product management software that links strategy to delivery in one system.
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Competitor Cerebro
heycerebro.com
This platform promises to turn your scattered reading pile into a searchable knowledge base
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Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
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—
6.1Kvisits/mo
MoM change
▼ 8.4%
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▲ 396.9%
6-month growth
-50.8%
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+948.5%
Global rank web
#3,182,249
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#12,572,623
Avg. last 3 months
6.1K
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—
2.7K
Bounce rate lower is better
41%
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37%
Pages / visit
1.7
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1.0
Visit duration
6s
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Traffic sources
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StacksMicrosoft LoopAha!Cerebro
03.2K6.4K9.6K12.8KStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KCerebro · 581Cerebro · 219Cerebro · 1.3KCerebro · 735Cerebro · 1.2KCerebro · 6.1K1001K10K100KStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KCerebro · 581Cerebro · 219Cerebro · 1.3KCerebro · 735Cerebro · 1.2KCerebro · 6.1KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
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Free Trial
Freemium
Starting price
$9per month
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$9per month
$4.99per month · free tier available
Free tier
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Free trial
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API access
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Plans
Be Productive $89/yrBe Collaborative $199/yrBe Creative $349/yr
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Aha! Roadmaps $59/moAha! Discovery $39/moAha! Ideas $39/moAha! Whiteboards $9/mo+4 more
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Capabilities input → output
Input
DocumentsTextWeb pages
Text
Text
DocumentsWeb pages
Output
Text
DocumentsText
AppsDocuments
Text
Skill level
Beginner-friendly
Beginner-friendly
Intermediate
Intermediate
Categories
Education & LearningProductivity & OfficeAI FilesAI Knowledge Management
Education & LearningProductivity & OfficeAI Knowledge ManagementAI Project Management
Business & MarketingProductivity & OfficeAI Product ManagerAI Project Management
Education & LearningProductivity & OfficeVideo EditingAI Files+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
6
10
7
Knowledge bases
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Note taking
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Project management
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Bookmarking
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Digital information management
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Product management
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Product roadmaps
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Team collaboration
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Chrome extensions
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Collaborative documents
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Document chat
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Knowledge maps
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Product discovery
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Product management assistant
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Strategy planning
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Agile product management
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Brainstorming
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Knowledge consultation
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Knowledge exploration
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Knowledge graphs
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Meeting notes
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PDF analysis
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Product management insights
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Prototype guidance
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Team productivity
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Video summaries
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
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Reviews
0
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Prompts
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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.