NotebookLM
Your AI-powered research, note-taking, and knowledge assistant.
VS
Spark Mail
Smart. Focused. Email.
Detailed comparison
Criteria
NotebookLM
Spark Mail
Pricing
Freemium
Freemium
Plans & pricing
NotebookLM (Free Tier): Free, NotebookLM in Plus (Workspace): $14/mo, NotebookLM Pro (Google AI Pro): $19.99/mo, NotebookLM Ultra (Google AI Ultra): $249.99/mo, NotebookLM for Enterprise: $9/mo
Free: Free, Plus: $10/mo, Spark +AI: $20/mo, Enterprise: Custom
Free trial
Yes
No
Audience
b2c
b2c
Platforms
Web, Ios, Android
Desktop, Ios, Android
API
No
No
Open Source
Proprietary
Proprietary
Integrations
Google drive
—
Categories
Productivity, Education
Productivity, Marketing
Popularity
Very High
Very High
Description
NotebookLM is an AI-powered research and note-taking tool from Google, leveraging Gemini models to help you synthesize information and build a compreh...
Spark helps you take your inbox under control. It allows you to instantly see what’s important and quickly clean up the rest.
Pricing
NotebookLM
Freemium
Spark Mail
Freemium
Plans & pricing
NotebookLM
NotebookLM (Free Tier): Free, NotebookLM in Plus (Workspace): $14/mo, NotebookLM Pro (Google AI Pro): $19.99/mo, NotebookLM Ultra (Google AI Ultra): $249.99/mo, NotebookLM for Enterprise: $9/mo
Spark Mail
Free: Free, Plus: $10/mo, Spark +AI: $20/mo, Enterprise: Custom
Free trial
NotebookLM
Yes
Spark Mail
No
Audience
NotebookLM
b2c
Spark Mail
b2c
Platforms
NotebookLM
Web, Ios, Android
Spark Mail
Desktop, Ios, Android
API
NotebookLM
No
Spark Mail
No
Open Source
NotebookLM
Proprietary
Spark Mail
Proprietary
Integrations
NotebookLM
Google drive
Spark Mail
—
Categories
NotebookLM
Productivity, Education
Spark Mail
Productivity, Marketing
Popularity
NotebookLM
Very High
Spark Mail
Very High
Description
NotebookLM
NotebookLM is an AI-powered research and note-taking tool from Google, leveraging Gemini models to help you synthesize information and build a compreh...
Spark Mail
Spark helps you take your inbox under control. It allows you to instantly see what’s important and quickly clean up the rest.
Features
NotebookLM
Multi-source AI grounding (PDFs, Docs, YouTube, audio)
AI-powered Summaries, Reports & Quizzes
Audio & Video Overviews with AI narration
Interactive Mind Maps & Visualizations
Enhanced Chat & Notebook Sharing
Mobile App & Google Drive Integration
Spark Mail
Smart Inbox
AI Assistant
Gatekeeper
Priority Email
Home Screen
Calendar & Meeting Notes
Key differentiators
NotebookLM
- Google AI, Gemini-powered
- Multi-source AI grounding
- Hallucination-free content grounding
Spark Mail
- AI Assistant & Smart Inbox
- Prioritize important emails
- Inbox control & decluttering
Other comparisons
FAQ: NotebookLM vs Spark Mail
NotebookLM: Your AI-powered research, note-taking, and knowledge assistant.. Spark Mail: Smart. Focused. Email.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. NotebookLM is freemium and Spark Mail is freemium.
The best choice between NotebookLM and Spark Mail 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.
Both are primarily designed for individuals. The choice depends on which specific features you need.
NotebookLM offers: Multi-source AI grounding (PDFs, Docs, YouTube, audio), AI-powered Summaries, Reports & Quizzes, Audio & Video Overviews with AI narration, Interactive Mind Maps & Visualizations. Spark Mail offers: Smart Inbox, AI Assistant, Gatekeeper, Priority Email.
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.