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Checkmate - Cashback, Savings & Rewards.

Chrome extension by Checkmate · Lifestyle · Shopping

  • Featured
  • Established publisher

A Chrome extension in Lifestyle · Shopping with 70 000 users, an established extension.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 4 screenshots

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

Users
70 000
Rating
4.8 (243 ratings)
Users, last 16 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
9.6.1
Updated in the store
2026-09-04
Published
2021-02-01
Manifest
V3
Browser access
7 permissions, 1 site pattern

How it has moved

Users
unchanged since 01.09
70k · 10 readings
2026-09-04: released 9.6.1
  1. 2026-09-0170k
  2. 2026-09-0370k
  3. 2026-09-0470kreleased 9.6.1
  4. 2026-09-0670k
  5. 2026-09-0770k
  6. 2026-09-0870k
  7. 2026-09-1070k
  8. 2026-09-1370k
  9. 2026-09-1570k
  10. 2026-09-1670k
Rating
+0.026 since 01.09
reviewsrating 4.735-4.761 · 10 readings
2026-09-04: released 9.6.1
  1. 2026-09-01reviews215rating4.735
  2. 2026-09-03reviews216rating4.736
  3. 2026-09-04reviews218rating4.739released 9.6.1
  4. 2026-09-06reviews221rating4.742
  5. 2026-09-07reviews222rating4.739
  6. 2026-09-08reviews225rating4.742
  7. 2026-09-10reviews228rating4.746
  8. 2026-09-13reviews236rating4.754
  9. 2026-09-15reviews243rating4.761
  10. 2026-09-16reviews243rating4.761
Users
unchanged since 01.09
70k · 10 readings
2026-09-04: released 9.6.1
  1. 2026-09-0170k
  2. 2026-09-0370k
  3. 2026-09-0470kreleased 9.6.1
  4. 2026-09-0670k
  5. 2026-09-0770k
  6. 2026-09-0870k
  7. 2026-09-1070k
  8. 2026-09-1370k
  9. 2026-09-1570k
  10. 2026-09-1670k
Rating
+0.026 since 01.09
reviewsrating 4.735-4.761 · 10 readings
2026-09-04: released 9.6.1
  1. 2026-09-01reviews215rating4.735
  2. 2026-09-03reviews216rating4.736
  3. 2026-09-04reviews218rating4.739released 9.6.1
  4. 2026-09-06reviews221rating4.742
  5. 2026-09-07reviews222rating4.739
  6. 2026-09-08reviews225rating4.742
  7. 2026-09-10reviews228rating4.746
  8. 2026-09-13reviews236rating4.754
  9. 2026-09-15reviews243rating4.761
  10. 2026-09-16reviews243rating4.761

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

Every site you visit. This extension can read and change the content of any page you open.

  • Read and change cookies on the sites it can access cookies
  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
Show the remaining 4
  • Block or redirect requests on the sites it can access declarativeNetRequestWithHostAccess
  • Keep running while the browser is open background
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

Version history

  1. Version 9.6.1 · Asked for fewer permissions (8, was 9)

What changed recently

  1. Package size changed
  2. Asked for fewer permissions (8, was 9)
  3. Store description rewritten (75 → 68 characters)
Show the remaining 2
  1. Renamed from "Checkmate - Save While You Shop." to "Checkmate - Cashback, Savings & Rewards."
  2. Released version 9.6.1 (was 8.17.0)

The publisher

Checkmate publishes 2 listings we track, 80k users between them. Listed website: joincheckmate.com.

  1. Shop TODAY Savings Checkmate · Lifestyle · Shopping · published 2023-09-18 10k users ★ 4.2

Like this one

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

  1. TheCashback – never miss cashback Describes nearly the same job, smaller audience 4k users ★ 5.0
  2. Maximize Describes nearly the same job, smaller audience 25 users ★ 5.0
  3. Cashback Master Describes nearly the same job, with a large installed audience 100k users ★ 4.4
  4. Savewise: Stack Cashback Shopping Portals & Maximize Credit Card Rewards Describes nearly the same job, with an established audience 10k users ★ 4.8
  5. OODLZ: Cashback With Interest Describes nearly the same job, smaller audience 10 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.