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Shopping researcher

Chrome extension by sed · Lifestyle · Shopping

A Chrome extension in Lifestyle · Shopping with 50 000 users, an established extension.

Specific sites only: 26 match patterns.

What the developer says, and 2 screenshots

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

Users
50 000
Rating
4.5 (72 ratings)
Users, last 18 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
5.0.12
Updated in the store
2026-07-29
Published
2014-05-19
Manifest
V3
Browser access
2 permissions, 26 site patterns

How it has moved

Users
unchanged since 31.08
50k · 2 readings
  1. 2026-08-3150k
  2. 2026-09-1750k
Rating
unchanged since 31.08
reviewsrating 4.46 · 2 readings
  1. 2026-08-31reviews72rating4.46
  2. 2026-09-17reviews72rating4.46
Users
unchanged since 31.08
50k · 2 readings
  1. 2026-08-3150k
  2. 2026-09-1750k
Rating
unchanged since 31.08
reviewsrating 4.46 · 2 readings
  1. 2026-08-31reviews72rating4.46
  2. 2026-09-17reviews72rating4.46

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once 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: 26 match patterns.

  • https://sellercentral-japan.amazon.com/
  • https://sellercentral.amazon.co.jp/
  • https://www.amazon.co.jp/
Show the remaining 9
  • https://www.amazon.com/
  • https://fril.jp/
  • https://amazon.co.jp/
  • https://www.ebay.com/
  • https://search.rakuten.co.jp/
  • https://item.rakuten.co.jp/
  • https://rakuten.co.jp/
  • https://www.yahoo.co.jp/
  • https://yahoo.co.jp/
  • Add items to the right-click menu contextMenus
  • 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

sed publishes 3 listings we track, 60k users between them. Listed website: app5.jp.

  1. keyword suggester sed · Productivity · Tools · published 2017-06-27 10k users ★ 4.3
  2. Chatty チャットワークAI補助 sed · Productivity · Communication · published 2024-03-14 500 users ★ 5.0

Like this one

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

  1. DS Amazon Quick View Extended Describes nearly the same job, with an established audience 80k users ★ 3.4
  2. CompareHero: Amazon Price Comparison Describes nearly the same job, smaller audience 43 users
  3. Pirate Deals | Amazon Price Checker Describes nearly the same job, smaller audience 12 users ★ 5.0
  4. Keepa - Amazon Price Tracker Describes nearly the same job, with a large installed audience 4.0M users ★ 4.7
  5. Amazon Price Watch Describes nearly the same job, smaller audience 26 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.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.