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Comp Buddy - Instant Comps When Buying Live

Chrome extension by Billy Cribbs · Lifestyle · Shopping

  • Trader

A Chrome extension in Lifestyle · Shopping with 841 users, barely installed. Audience over the last 30 days: -3.

Specific sites only: 8 match patterns.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
841
Rating
3.3 (6 ratings)
Users, last 30 days
-3
Rating, last 30 days
Steady over 30 days
Version
2.8.8
Updated in the store
2026-07-21
Published
2026-04-09
Manifest
V3
Browser access
3 permissions, 8 site patterns

How it has moved

Users
-3 since 16.10
817-859 · 22 readings
  1. 2026-10-16844
  2. 2026-10-17851
  3. 2026-10-18838
  4. 2026-10-19848
  5. 2026-10-20858
  6. 2026-10-21859
  7. 2026-10-22849
  8. 2026-10-23840
  9. 2026-10-24838
  10. 2026-10-25837
  11. 2026-10-28840
  12. 2026-10-29837
  13. 2026-10-30830
  14. 2026-11-01824
  15. 2026-11-03817
  16. 2026-11-06826
  17. 2026-11-07833
  18. 2026-11-08843
  19. 2026-11-10830
  20. 2026-11-11834
  21. 2026-11-14831
  22. 2026-11-15841
Rating
unchanged since 16.10
reviewsrating 3.33 · 22 readings
  1. 2026-10-16reviews6rating3.33
  2. 2026-10-17reviews6rating3.33
  3. 2026-10-18reviews6rating3.33
  4. 2026-10-19reviews6rating3.33
  5. 2026-10-20reviews6rating3.33
  6. 2026-10-21reviews6rating3.33
  7. 2026-10-22reviews6rating3.33
  8. 2026-10-23reviews6rating3.33
  9. 2026-10-24reviews6rating3.33
  10. 2026-10-25reviews6rating3.33
  11. 2026-10-28reviews6rating3.33
  12. 2026-10-29reviews6rating3.33
  13. 2026-10-30reviews6rating3.33
  14. 2026-11-01reviews6rating3.33
  15. 2026-11-03reviews6rating3.33
  16. 2026-11-06reviews6rating3.33
  17. 2026-11-07reviews6rating3.33
  18. 2026-11-08reviews6rating3.33
  19. 2026-11-10reviews6rating3.33
  20. 2026-11-11reviews6rating3.33
  21. 2026-11-14reviews6rating3.33
  22. 2026-11-15reviews6rating3.33
Users
-31 since 01.09
817-872 · 43 readings
  1. 2026-09-01872
  2. 2026-09-03862
  3. 2026-09-04863
  4. 2026-09-06863
  5. 2026-09-07852
  6. 2026-09-09856
  7. 2026-09-10861
  8. 2026-09-13847
  9. 2026-09-15853
  10. 2026-09-17856
  11. 2026-09-20839
  12. 2026-09-22844
  13. 2026-09-25835
  14. 2026-09-26839
  15. 2026-09-28843
  16. 2026-10-05853
  17. 2026-10-08856
  18. 2026-10-09848
  19. 2026-10-10847
  20. 2026-10-11846
  21. 2026-10-13838
  22. 2026-10-16844
  23. 2026-10-17851
  24. 2026-10-18838
  25. 2026-10-19848
  26. 2026-10-20858
  27. 2026-10-21859
  28. 2026-10-22849
  29. 2026-10-23840
  30. 2026-10-24838
  31. 2026-10-25837
  32. 2026-10-28840
  33. 2026-10-29837
  34. 2026-10-30830
  35. 2026-11-01824
  36. 2026-11-03817
  37. 2026-11-06826
  38. 2026-11-07833
  39. 2026-11-08843
  40. 2026-11-10830
  41. 2026-11-11834
  42. 2026-11-14831
  43. 2026-11-15841
Rating
unchanged since 01.09
reviewsrating 3.33 · 43 readings
  1. 2026-09-01reviews6rating3.33
  2. 2026-09-03reviews6rating3.33
  3. 2026-09-04reviews6rating3.33
  4. 2026-09-06reviews6rating3.33
  5. 2026-09-07reviews6rating3.33
  6. 2026-09-09reviews6rating3.33
  7. 2026-09-10reviews6rating3.33
  8. 2026-09-13reviews6rating3.33
  9. 2026-09-15reviews6rating3.33
  10. 2026-09-17reviews6rating3.33
  11. 2026-09-20reviews6rating3.33
  12. 2026-09-22reviews6rating3.33
  13. 2026-09-25reviews6rating3.33
  14. 2026-09-26reviews6rating3.33
  15. 2026-09-28reviews6rating3.33
  16. 2026-10-05reviews6rating3.33
  17. 2026-10-08reviews6rating3.33
  18. 2026-10-09reviews6rating3.33
  19. 2026-10-10reviews6rating3.33
  20. 2026-10-11reviews6rating3.33
  21. 2026-10-13reviews6rating3.33
  22. 2026-10-16reviews6rating3.33
  23. 2026-10-17reviews6rating3.33
  24. 2026-10-18reviews6rating3.33
  25. 2026-10-19reviews6rating3.33
  26. 2026-10-20reviews6rating3.33
  27. 2026-10-21reviews6rating3.33
  28. 2026-10-22reviews6rating3.33
  29. 2026-10-23reviews6rating3.33
  30. 2026-10-24reviews6rating3.33
  31. 2026-10-25reviews6rating3.33
  32. 2026-10-28reviews6rating3.33
  33. 2026-10-29reviews6rating3.33
  34. 2026-10-30reviews6rating3.33
  35. 2026-11-01reviews6rating3.33
  36. 2026-11-03reviews6rating3.33
  37. 2026-11-06reviews6rating3.33
  38. 2026-11-07reviews6rating3.33
  39. 2026-11-08reviews6rating3.33
  40. 2026-11-10reviews6rating3.33
  41. 2026-11-11reviews6rating3.33
  42. 2026-11-14reviews6rating3.33
  43. 2026-11-15reviews6rating3.33

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 8 match patterns.

  • https://*.whatnot.com/*
  • https://*.facebook.com/*
  • https://*.youtube.com/*
Show the remaining 5
  • https://*.tiktok.com/*
  • https://*.ebay.com/*
  • https://*.ebay.co.uk/*
  • https://*.shopify.com/*
  • https://cardcomp-worker.billy-f04.workers.dev/*
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

Billy Cribbs.

Like this one

Listings the catalog judges closest in what they say they do.

  1. PalletTrade Pro Describes nearly the same job, smaller audience 681 users ★ 2.6
  2. Price Pop Describes nearly the same job, smaller audience 126 users
  3. Card Price Lookup - Live Auction Scanner Describes nearly the same job, smaller audience 96 users ★ 4.7
  4. HawkVal — Instant Item Valuation Describes nearly the same job, smaller audience 7 users
  5. BidLens Describes nearly the same job, smaller audience 8 users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-15. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built