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Marketplace Guardian

Chrome extension by Synthetic M2M · Lifestyle · Shopping

A Chrome extension in Lifestyle · Shopping with 6 users, barely installed.

Specific sites only: 1 match pattern.

What the developer says, and 4 screenshots

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

Users
6
Rating
5.0 (3 ratings)
Users, last 15 days
+2
Rating, last 30 days
Not watched long enough to say
Version
1.3.0
Updated in the store
2026-06-18
Published
2026-06-18
Manifest
V3
Browser access
5 permissions, 1 site pattern

How it has moved

Users
+2 since 01.09
4-6 · 8 readings
  1. 2026-09-014
  2. 2026-09-025
  3. 2026-09-054
  4. 2026-09-066
  5. 2026-09-075
  6. 2026-09-096
  7. 2026-09-105
  8. 2026-09-156
Rating
unchanged since 01.09
reviewsrating 5.00 · 8 readings
  1. 2026-09-01reviews3rating5.00
  2. 2026-09-02reviews3rating5.00
  3. 2026-09-05reviews3rating5.00
  4. 2026-09-06reviews3rating5.00
  5. 2026-09-07reviews3rating5.00
  6. 2026-09-09reviews3rating5.00
  7. 2026-09-10reviews3rating5.00
  8. 2026-09-15reviews3rating5.00
Users
+2 since 01.09
4-6 · 8 readings
  1. 2026-09-014
  2. 2026-09-025
  3. 2026-09-054
  4. 2026-09-066
  5. 2026-09-075
  6. 2026-09-096
  7. 2026-09-105
  8. 2026-09-156
Rating
unchanged since 01.09
reviewsrating 5.00 · 8 readings
  1. 2026-09-01reviews3rating5.00
  2. 2026-09-02reviews3rating5.00
  3. 2026-09-05reviews3rating5.00
  4. 2026-09-06reviews3rating5.00
  5. 2026-09-07reviews3rating5.00
  6. 2026-09-09reviews3rating5.00
  7. 2026-09-10reviews3rating5.00
  8. 2026-09-15reviews3rating5.00

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: 1 match pattern.

  • https://pu92fb49vg.execute-api.us-east-1.amazonaws.com/*
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Add items to the right-click menu contextMenus
Show the remaining 2
  • Show you notifications notifications
  • 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

Synthetic M2M publishes 2 listings we track, 13 users between them.

  1. VinBaba — Instant Car Value Synthetic M2M · Lifestyle · Shopping · published 2026-06-29 7 users ★ 5.0

Like this one

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

  1. Facebook Marketplace Scam Detector Describes nearly the same job, smaller audience 11 users ★ 1.0
  2. Deal Scout — AI Buying Assistant for FB, eBay, Craigslist & OfferUp Describes nearly the same job, smaller audience 30 users ★ 5.0
  3. MarketCheck Describes nearly the same job, smaller audience 18 users
  4. Craigslist Scam Detector Describes nearly the same job, smaller audience 3 users
  5. Safely Describes nearly the same job, smaller audience 5 users

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.