Stacks vs NotebookLM vs Gamma vs Pinster AI

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

Your tool
Stacks
vs
Competitor 1
NotebookLM
Competitor 2
Gamma
Competitor 3
Pinster AI
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 NotebookLM
notebooklm.google.com
Your docs, deeply understood
Make main Remove
Competitor Gamma
gamma.app
Documents that present themselves
Make main Remove
Competitor Pinster AI
pinster.io
Your browser bookmarks become a searchable knowledge base
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
159.8Mvisits/mo
19.8Mvisits/mo
—
MoM change
▼ 8.4%
▼ 26.8%
▼ 11.2%
—
6-month growth
-50.8%
-14.7%
-37.5%
—
Global rank web
#3,182,249
—
#1,516
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Avg. last 3 months
6.1K
210.3M
22.2M
—
Bounce rate lower is better
41%
32%
34%
0%
Pages / visit
1.7
5.0
8.8
—
Visit duration
6s
6m 32s
6m 58s
—
Traffic sources
—
● Direct 81% · ● Referral 17%
● Direct 90% · ● Referral 7%
—
StacksNotebookLMGammaPinster AI
063.2M126.5M189.7M253MStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KNotebookLM · 121.9MNotebookLM · 141.5MNotebookLM · 177.5MNotebookLM · 187.3MNotebookLM · 222.2MNotebookLM · 247.4MNotebookLM · 253MNotebookLM · 218.2MNotebookLM · 159.8MGamma · 35.4MGamma · 29.2MGamma · 25.3MGamma · 25.8MGamma · 31.7MGamma · 33.1MGamma · 30.7MGamma · 24.4MGamma · 22.3MGamma · 19.8M1K10K100K1M10M100M1BStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KNotebookLM · 121.9MNotebookLM · 141.5MNotebookLM · 177.5MNotebookLM · 187.3MNotebookLM · 222.2MNotebookLM · 247.4MNotebookLM · 253MNotebookLM · 218.2MNotebookLM · 159.8MGamma · 35.4MGamma · 29.2MGamma · 25.3MGamma · 25.8MGamma · 31.7MGamma · 33.1MGamma · 30.7MGamma · 24.4MGamma · 22.3MGamma · 19.8MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Freemium
Freemium
Freemium
Starting price
$9per month
$4.99per month · free tier available
$10per month · free tier available
$6.99per month · free tier available
Free tier
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Free trial
–
–
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API access
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–
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Plans
Be Productive $89/yrBe Collaborative $199/yrBe Creative $349/yr
Free FreeGoogle AI Plus $4.99/moNotebookLM Pro (Google AI Pro) $19.99/moVia Google AI Ultra $99.99/mo
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Free FreePro $6.99/mo
Capabilities input → output
Input
Web pagesTextDocuments
Web pagesTextDocumentsAudio
DocumentsText
DocumentsImagesWeb pages
Output
Text
AudioVideoText
SlidesImagesDocumentsApps
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Education & LearningProductivity & OfficeAI FilesAI Knowledge Management
Productivity & OfficeResearch & AnalyticsVideo EditingVoice & Speech+5 more
Business & MarketingDevelopment & CodeProductivity & OfficeSocial Media+5 more
Education & LearningProductivity & OfficeWriting & ContentAI Files+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
8
6
8
Note taking
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Bookmarking
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Knowledge bases
–
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Summarizing
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Productivity
–
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Digital information management
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PDF analysis
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Presentations
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Research
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Chrome extensions
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Document chat
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Knowledge-driven chatting
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Pitch decks
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Podcasts
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Social media posts
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Summaries
–
–
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Website building
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Files
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–
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Information retrieval
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Knowledge exploration
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Social media
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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
▲ 1
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
2
1
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.