CO2 meter extension

Name: CO2 meter extension
Author: marcuslui99

Chrome extension by marcuslui99 · Lifestyle · Social

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

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 1 screenshot

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

Users: 3
Rating: not rated yet
Users, last 30 days: Unchanged
Version: 1.0
Updated in the store: 2024-04-25
Published: 2023-08-22
Manifest: V3
Browser access: No permissions declared

How it has moved

Last 30 daysLast 90 days

Users

unchanged since 16.09

3 · 1 reading

2026-10-163

Users

+3 since 01.09

0-4 · 8 readings

2026-09-010
2026-09-024
2026-09-043
2026-09-054
2026-09-084
2026-09-090
2026-09-153
2026-10-163

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

No site access is declared in the manifest, so it cannot read the pages you open on its own.

We have not read this listing's manifest since we started keeping permission names. The counts above come from the last time we did.

The full permission history for this extension

What changed recently

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

The publisher

marcuslui99 publishes 37 listings we track, 4k users between them.

Studio Ghibli marcuslui99 · published 2024-11-08 1k users ★ 4.7
♡ Cute Pink Nurses Theme ♡ marcuslui99 · published 2024-04-29 1k users ★ 4.7
Sage Green Panda Theme marcuslui99 · Animals · published 2024-06-21 636 users ★ 4.0

Show 5 more from this publisher

Spiderman In BG marcuslui99 · Entertainment · published 2024-07-02 199 users ★ 5.0
Autumn Theme marcuslui99 · published 2024-06-23 124 users
chicken nuggets marcuslui99 · published 2024-05-09 117 users ★ 5.0
Billie Eilish Don,t Smile at me marcuslui99 · Entertainment · published 2024-07-05 96 users ★ 5.0
Dj Station 4K marcuslui99 · published 2024-04-30 94 users

Like this one

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

vThings - Configuration Utility Describes nearly the same job, smaller audience 87 users ★ 5.0
vThings - Device Configuration Tool Describes nearly the same job, smaller audience 60 users
Klimabytes Extension Describes nearly the same job, smaller audience 8 users
CarboMeter Describes nearly the same job, smaller audience 3 users
eWeLink Monitor Describes nearly the same job, smaller audience 8 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.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

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

Connect it in a minute See what the panel does

Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/aapiddiddbmpcebdomboodkaaclbggpl/badge.svg)](https://extops.dev/extensions/aapiddiddbmpcebdomboodkaaclbggpl)

HTML

<a href="https://extops.dev/extensions/aapiddiddbmpcebdomboodkaaclbggpl"><img src="https://extops.dev/extensions/aapiddiddbmpcebdomboodkaaclbggpl/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on 2026-10-16. The store last changed these figures on 2026-09-15. We publish no contact details for extension developers.