source-lm vs StreamPulse

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 StreamPulse
Detail	source-lm	StreamPulse
What it does	Chrome extension to bulk-add sources to NotebookLM from JSON exports, YouTube, and web pages	Browser extension for automated Twitch, Kick and YouTube notifications, channel points and drops
Stage	Not given	Not given
Founded	Not given	Not given
Based in	ES	Not given
Pricing model	Paid	Freemium
Pricing	Free plan: 5 bulk actions per month, single sources always free. Pro licence: $29 one time, unlimited bulk runs.	Free tier: live notifications, automatic channel points claiming, drops tracking. StreamPulse+ subscription: €2.99/month or €19/year (47% discount annually), renewable monthly or annually with 7-day free trial. Lifetime license previously sold until October 2026 remains valid. Referral earnings: €1
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	Live notifications with customizable sound for Twitch, Kick and YouTube Automatic channel points claiming on Twitch Drops tracking and automatic claiming with StreamPulse+ Automatic player reload on errors #1000, #2000 and #3000 Chat filtering by keywords and users Floating predictions overlay Raid alerts and option to stay on channel CSV export of points and drops history Smart alert rules based on game, title keywords, and viewer count
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	Works on desktop Chrome, Firefox, Edge, Brave, Opera and Vivaldi without account creation All settings and data stored locally in browser, not on servers Each module can be individually enabled or disabled for resource control Unified alerts for three platforms in a single extension Free tier provides core features without paid subscription requirement
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	15 −1 (down) since last check	1 no change since last check
Trust Flow (Majestic)	18	3
Citation Flow (Majestic)	15	28
Referring domains (Majestic)	24	6

5 details filled in for both companies.

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