Skip to main content

source-lm vs InTab

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

source-lm compared with InTab
Detailsource-lm logo source-lmInTab logo InTab
What it doesChrome extension to bulk-add sources to NotebookLM from JSON exports, YouTube, and web pages 15 browser extensions replaced by one all-in-one AI assistant
StageNot given Not given
FoundedNot given Not given
Based inES Not given
Pricing modelPaid Freemium
PricingFree plan: 5 bulk actions per month, single sources always free. Pro licence: $29 one time, unlimited bulk runs. Free forever with daily limits (6 AI text actions, 6 YouTube summaries, 10 minutes dictation per day). Pro: $12/month or $99/year (saves 31% vs monthly) with 3-day free trial on yearly plan, 1-day on monthly. Both include 14-day money-back guarantee.
Key features
  • Split JSON exports into Markdown files with 400,000-word budget
  • Filter sources, detect duplicates, and batch delete
  • Incremental uploads skip already-added content
  • No account or login required
  • Source-available code published unminified
  • No data written to disk or stored on servers
  • Supports Telegram Desktop and Telegram for macOS exports
  • AI text writing, rewriting and translation
  • Tab session management and recovery
  • YouTube video summaries with chapters
  • Screenshot capture and annotation
  • Image compression and format conversion
  • Multi-model AI chat side panel
  • Ambient focus sounds and eye-break reminders
  • Browser-wide tab suspension to save RAM
  • Cloud sync across devices on Pro plan
  • Website editor with live CSS editing
What makes it different
  • No backend or recurring costs: pay once, keep the licence forever
  • Runs entirely in your browser with no account or login needed
  • Smart splitting keeps records whole and avoids duplicates on re-runs
  • Source-available and unminified so you can audit the code yourself
  • Extends NotebookLM's interface with bulk operations and source management tools
  • Combines 15 single-purpose tools into one extension
  • Bootstrapped and independent with no investor pressure
  • Privacy-first by design with data staying on your device
  • Free forever core features with no subscription required
  • Works across Chrome, Firefox, Edge, Opera and more browsers
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)15 −1 (down) since last check52 no change since last check
Trust Flow (Majestic)189
Citation Flow (Majestic)1525
Referring domains (Majestic)2450

5 details filled in for both companies.

More alternatives to source-lm More alternatives to InTab

Help centre