Liminary vs NotebookLM vs ChatPDF

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

Your tool
Liminary
vs
Competitor 1
NotebookLM
Competitor 2
ChatPDF
Competitor 3
Suggested competitors for Liminary: MyMemo86% Constella85% Stacks85% Pinster AI85% Fabric81% Convolut81% Knowledge Plane80% Nuclia79%
Compare
3 tools · best value per row highlighted
Your tool Liminary
liminary.io
Ever open a browser tab to find something you saved three months ago, only to spend ten minutes hunting through bookmarks
Remove
Competitor NotebookLM
notebooklm.google.com
Your docs, deeply understood
Make main Remove
Competitor ChatPDF
chatpdf.com
ChatPDF is a document question-answering app: upload a PDF, ask questions in plain language, and get answers with built-in citations that point back to the source passage.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
23.3Kvisits/mo
159.8Mvisits/mo
—
MoM change
▼ 18.4%
▼ 26.8%
—
6-month growth
-10.4%
-14.7%
—
Global rank web
#1,028,276
—
—
Avg. last 3 months
24.3K
210.3M
—
Bounce rate lower is better
37%
32%
—
Pages / visit
2.0
5.0
—
Visit duration
51s
6m 32s
—
Traffic sources
—
● Direct 81% · ● Referral 17%
—
LiminaryNotebookLMChatPDF
063.2M126.5M189.7M253MLiminary · 37.2KLiminary · 16KLiminary · 26KLiminary · 18.1KLiminary · 28.2KLiminary · 21.2KLiminary · 28.5KLiminary · 23.3KNotebookLM · 121.9MNotebookLM · 141.5MNotebookLM · 177.5MNotebookLM · 187.3MNotebookLM · 222.2MNotebookLM · 247.4MNotebookLM · 253MNotebookLM · 218.2MNotebookLM · 159.8M10K100K1M10M100M1BLiminary · 37.2KLiminary · 16KLiminary · 26KLiminary · 18.1KLiminary · 28.2KLiminary · 21.2KLiminary · 28.5KLiminary · 23.3KNotebookLM · 121.9MNotebookLM · 141.5MNotebookLM · 177.5MNotebookLM · 187.3MNotebookLM · 222.2MNotebookLM · 247.4MNotebookLM · 253MNotebookLM · 218.2MNotebookLM · 159.8MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Free
Starting price
$29per month · free tier available
$4.99per month · free tier available
Free
Free tier
Free trial
–
API access
–
–
–
Plans
Explorer FreePro $29/moTeam $50/mo
Free FreeGoogle AI Plus $4.99/moNotebookLM Pro (Google AI Pro) $19.99/moVia Google AI Ultra $99.99/mo
—
Capabilities input → output
Input
DocumentsTextWeb pages
AudioDocumentsTextWeb pages
DocumentsTextWeb pages
Output
Text
AudioTextVideo
Text
Skill level
Intermediate
Beginner-friendly
Beginner-friendly
Categories
Education & LearningAI Knowledge Management
Productivity & OfficeResearch & AnalyticsVideo EditingVoice & Speech+5 more
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
8
7
Research
–
Summarizing
–
Note taking
–
Bookmarking
–
–
PDF analysis
–
–
PDFs
–
–
Document summarization
–
–
Homework assistance
–
–
Knowledge bases
–
–
Podcasts
–
–
Academic research
–
–
Digital information management
–
–
Files
–
–
Productivity
–
–
Summaries
–
–
Video summaries
–
–
Web search summaries
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
2
0
Verified listing
–
–
–

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.