NotebookLM
Your AI research assistant.
VS
Siri
Your easy, private intelligent assistant for voice-controlled tasks.
Popularity
NotebookLM10,484
Siri9,855
Pricing
FreemiumNotebookLM
FreeSiri
Features
4
NotebookLM
vs
6
Siri
Our verdict
NotebookLM is more geared toward b2c users, while Siri targets B2C.
Siri offers an API for integration into your workflows.
Detailed comparison
Criteria
NotebookLM
Siri
Pricing
Freemium
Free
Plans & pricing
Free Plan: Free, NotebookLM in Plus (Bundled with Google Workspace : $14/mo, NotebookLM Pro (Bundled with Google AI Pro): $19.99/mo, NotebookLM Ultra (Bundled with Google AI Ultra): $249.99/mo, NotebookLM for Business (via Google Workspace): $14/mo, NotebookLM Enterprise: Custom
Free: Free
Free trial
Yes
No
Audience
b2c
B2C
Platforms
Web, Ios, Android
Ios, Ipad, Macos, Watchos, Tvos, Visionos, Api
API
No
Yes
Open Source
Proprietary
Proprietary
Integrations
Google-docs, Google-slides, Google-drive, Youtube, Readwise, Google-workspace, Google-cloud, Gemini, Perplexity, Obsidian, Microsoft-loop, Github, Claude-code
Phone, Facetime, Messages, Calendar, Reminders, Alarms, Notes, Lists, Mail, Apple-music, Apple-podcasts, Apple-books, App-store, Apple-fitness+, Apple-news+, Photos, Maps, Homekit, Whatsapp, Chatgpt
Categories
Productivity, Education
Chatbots, Voice
Popularity
Very High
Very High
Description
NotebookLM is an AI-powered research assistant that helps you understand and synthesize information from your uploaded documents. It acts as a virtual research partner, generating summaries, answering questions, and creating study guides based strictly on your sources. NotebookLM is designed to prevent hallucinations and enhance your learning and research process.
Siri is an easy way to make calls, send texts, use apps, and get things done with just your voice. It is highlighted as the most private intelligent assistant, now including Apple Vision Pro. Siri integrates with Apple devices and offers entertainment and home control.
Pricing
NotebookLM
Freemium
Siri
Free
Plans & pricing
NotebookLM
Free Plan: Free, NotebookLM in Plus (Bundled with Google Workspace : $14/mo, NotebookLM Pro (Bundled with Google AI Pro): $19.99/mo, NotebookLM Ultra (Bundled with Google AI Ultra): $249.99/mo, NotebookLM for Business (via Google Workspace): $14/mo, NotebookLM Enterprise: Custom
Siri
Free: Free
Free trial
NotebookLM
Yes
Siri
No
Audience
NotebookLM
b2c
Siri
B2C
Platforms
NotebookLM
Web, Ios, Android
Siri
Ios, Ipad, Macos, Watchos, Tvos, Visionos, Api
API
NotebookLM
No
Siri
Yes
Open Source
NotebookLM
Proprietary
Siri
Proprietary
Integrations
NotebookLM
Google-docs, Google-slides, Google-drive, Youtube, Readwise, Google-workspace, Google-cloud, Gemini, Perplexity, Obsidian, Microsoft-loop, Github, Claude-code
Siri
Phone, Facetime, Messages, Calendar, Reminders, Alarms, Notes, Lists, Mail, Apple-music, Apple-podcasts, Apple-books, App-store, Apple-fitness+, Apple-news+, Photos, Maps, Homekit, Whatsapp, Chatgpt
Categories
NotebookLM
Productivity, Education
Siri
Chatbots, Voice
Popularity
NotebookLM
Very High
Siri
Very High
Description
NotebookLM
NotebookLM is an AI-powered research assistant that helps you understand and synthesize information from your uploaded documents. It acts as a virtual research partner, generating summaries, answering questions, and creating study guides based strictly on your sources. NotebookLM is designed to prevent hallucinations and enhance your learning and research process.
Siri
Siri is an easy way to make calls, send texts, use apps, and get things done with just your voice. It is highlighted as the most private intelligent assistant, now including Apple Vision Pro. Siri integrates with Apple devices and offers entertainment and home control.
Features
NotebookLM
Upload and analyze documents (PDFs, text, etc.)
Ask questions grounded in your sources
Generate summaries and study guides
AI-powered insights and explanations
Siri
Voice Control
Messaging & Calling
App Integration
Privacy Features
Apple Vision Pro Integration
TV & Home Control
Key differentiators
NotebookLM
- Strictly source-grounded AI
- Multimodal input/output
- Audio/video overviews
- Personalized research assistant
- Google ecosystem integration
Siri
- Deep Apple Ecosystem Integration
- Strong Focus on User Privacy
- On-Device Processing
- Enhanced Contextual Understanding
- Broad Language Support
Other comparisons
FAQ: NotebookLM vs Siri
NotebookLM: Your AI research assistant.. Siri: Your easy, private intelligent assistant for voice-controlled tasks.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. NotebookLM is freemium and Siri is free.
The best choice between NotebookLM and Siri depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
NotebookLM is primarily designed for individuals, while Siri is built for individuals.
NotebookLM offers: Upload and analyze documents (PDFs, text, etc.), Ask questions grounded in your sources, Generate summaries and study guides, AI-powered insights and explanations. Siri offers: Voice Control, Messaging & Calling, App Integration, Privacy Features.
Based on our data, NotebookLM currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.
NotebookLM offers a free trial, but Siri does not.
Siri offers 20 integrations (phone, facetime, messages, calendar, reminders...) compared to 13 for NotebookLM.
NotebookLM is available on Web, Ios, Android. Siri is available on Ios, Ipad, Macos, Watchos, Tvos, Visionos, Api.
