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Second Read vs Stackpeek

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

Second Read compared with Stackpeek
DetailSecond Read logo Second ReadStackpeek logo Stackpeek
What it doesEverything you save, read again. Free Shopify theme detector and app detector for Chrome and Firefox
StageStartup Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Free
PricingFree with no paid tier planned. Free for theme, app and tracker detection; CSV product export is also free. A paid Store Intelligence tier with organic traffic data, SEO audits and backlink profiles is coming soon.
Key features
  • Drag-and-drop text capture from any screen element
  • Automatic passage selection on new tabs based on spaced repetition
  • Kindle highlight synchronization
  • Telegram bot integration
  • Email and Telegram digests
  • Web library with search and tagging
  • Export to Markdown or JSON
  • Works offline with local storage
  • Optical character recognition for non-selectable text
  • No password authentication
  • App fingerprinting with 885 apps in database
  • Tracker identification from Meta, TikTok, Snap, Pinterest, Reddit
  • Product catalogue export to CSV in Shopify import format
  • Up to 10,000 products per export with titles, descriptions, prices, SKUs, tags and image URLs
  • Open source code under MIT licence with published permissions
  • Auto-scan mode to detect Shopify stores across tabs
  • No account signup or browsing history collection
  • Detection results in about one second
  • Headless store detection labeled as headless instead of guessed
What makes it different
  • Runs entirely offline with no external server storage of your captures
  • Uses spaced repetition to surface passages you are most likely to forget
  • No paid tier or premium features planned
  • Honest detection that labels unverifiable results and custom builds rather than guessing
  • Largest known app database of 885 fingerprinted apps, growing with every scan
  • Simplest workflow requiring only one click with no form submission or waiting
  • No data sent to server during product export; catalogue assembled in browser only
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)4 no change since last check9 no change since last check
Trust Flow (Majestic)69
Citation Flow (Majestic)1517
Referring domains (Majestic)39

5 details filled in for both companies.

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