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BuyerSpotter vs 30 Seconds of Knowledge

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

BuyerSpotter compared with 30 Seconds of Knowledge
DetailBuyerSpotter logo BuyerSpotter30 Seconds of Knowledge logo 30 Seconds of Knowledge
What it doesChrome extension that monitors social networks for buying requests and alerts you to reply Keep your engineering skills sharp with one real code snippet on every new tab
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelNot given Free
PricingFree 5-day trial (no card required). Premium: $39 USD per month or $390 USD billed annually. Free
Key features
  • Monitor up to 25 Facebook groups
  • Monitor all of Reddit or chosen subreddits
  • Monitor X (Twitter) and LinkedIn searches
  • Monitor Nextdoor within 1-80 km radius
  • Grade matches by buyer intent
  • Scheduled checks every 15-45 minutes
  • Review requests with match explanation
  • Save requests and private notes
  • Multiple extension installations allowed
  • 10 search phrases per account
  • Support for JavaScript, Python, React, Git, C++, C#, CSS, Dart, Go, HTML, PHP, and Interview Questions
  • Live Preview for CSS snippets
  • Random snippet or browse favorites and all snippets
  • Available on Chrome, Firefox, Edge, Brave, and Arc
  • Open source project on GitHub
What makes it different
  • Read-only approach leaves all decisions and replies to you
  • Works through your own signed-in accounts with no access to private data
  • Runs only when Chrome is open on your computer
  • No guaranteed leads, sales or contact database
  • Presents requests with original context and explanations
  • Helps prevent engineering skill atrophy in the age of AI
  • One real code snippet delivered every new tab without requiring courses or streaks
  • 25,000+ developers using the extension with 1,000+ GitHub stars
  • Featured as #2 Product of the Day on Product Hunt
  • 5-star rating on Chrome Web Store
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)25 +3 (up) since last check9 no change since last check
Trust Flow (Majestic)94
Citation Flow (Majestic)2120
Referring domains (Majestic)2273

4 details filled in for both companies.

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