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Pebble - Digital Carbon Emissions Calculator

Chrome extension by Antarctica · Lifestyle · Social

  • Featured
  • Established publisher

A Chrome extension in Lifestyle · Social with 20 000 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 3 screenshots

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

Users
20 000 (the store no longer states an audience; this is the last figure it published)
Rating
4.7 (19 ratings)
Users, last 18 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
1.0.6
Updated in the store
2026-01-24
Published
2023-09-06
Manifest
V3
Browser access
4 permissions, 1 site pattern

How it has moved

Users
unchanged since 31.08
0-20k · 4 readings
  1. 2026-08-3120k
  2. 2026-09-0620k
  3. 2026-09-080
  4. 2026-09-1720k
Rating
unchanged since 31.08
reviewsrating 4.68 · 4 readings
  1. 2026-08-31reviews19rating4.68
  2. 2026-09-06reviews19rating4.68
  3. 2026-09-08reviews19rating4.68
  4. 2026-09-17reviews19rating4.68
Users
unchanged since 31.08
0-20k · 4 readings
  1. 2026-08-3120k
  2. 2026-09-0620k
  3. 2026-09-080
  4. 2026-09-1720k
Rating
unchanged since 31.08
reviewsrating 4.68 · 4 readings
  1. 2026-08-31reviews19rating4.68
  2. 2026-09-06reviews19rating4.68
  3. 2026-09-08reviews19rating4.68
  4. 2026-09-17reviews19rating4.68

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.

  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
  • Store data in your browser storage
Show the remaining 1
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

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

The publisher

Antarctica publishes 2 listings we track, 20k users between them.

  1. AI Wattch - Track Your AI Footprint Antarctica · Productivity · Tools · published 2025-11-26 343 users ★ 5.0

Like this one

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

  1. Digital Carbon Describes nearly the same job, smaller audience 3 users (last published figure)
  2. The Sustainarian Tracker Describes nearly the same job, smaller audience 16 users ★ 5.0
  3. CurbYourCarbon Describes nearly the same job, smaller audience 4 users ★ 5.0
  4. Carbolt | The Digital Carbon Footprint Calculator Describes nearly the same job, smaller audience 39 users ★ 5.0
  5. Carbon-Calculator Describes nearly the same job, smaller audience 43 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.