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Stackpeek vs Content SEO Check

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

Stackpeek compared with Content SEO Check
DetailStackpeek logo StackpeekContent SEO Check logo Content SEO Check
What it doesFree Shopify theme detector and app detector for Chrome and Firefox See your page's SEO structure in one click
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Free
PricingFree 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. Not given
Key features
  • 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
  • Analyze headings (H1–H6) with structure warnings
  • Internal link checker with anchor text and destination URLs
  • External link audit with rel attributes
  • In-content link analysis with word count
  • Clean Markdown export with filtered content
What makes it different
  • 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
  • No account or login required
  • Completely free to download and use
  • Analyzes locally without sending data externally
  • Five focused tools in one lightweight extension
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)6 −1 (down) since last check45 no change since last check
Trust Flow (Majestic)917
Citation Flow (Majestic)1731
Referring domains (Majestic)9161

4 details filled in for both companies.

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