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COAT Calendar Helper

Chrome extension by Martin Greenwood · Productivity · Communication

A Chrome extension in Productivity · Communication with 0 users, no reported installs.

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

What the developer says, and 2 screenshots

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

Users
not published (the store states no audience for this listing)
Rating
not rated yet
Users, last 7 days
unchanged
Version
0.1.2
Updated in the store
2026-09-10
Published
2026-09-09
Manifest
V3
Browser access
No permissions declared

How it has moved

Users
unchanged since 10.09
0 · 2 readings
2026-09-10: appeared in the store2026-09-10: released 0.1.2
  1. 2026-09-100appeared in the storereleased 0.1.2
  2. 2026-09-160
Users
unchanged since 10.09
0 · 2 readings
2026-09-10: appeared in the store2026-09-10: released 0.1.2
  1. 2026-09-100appeared in the storereleased 0.1.2
  2. 2026-09-160

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

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

Version history

  1. Version 0.1.2

What changed recently

  1. Package size changed
  2. Store description rewritten
  3. Released version 0.1.2 (was 0.1.1)
Show the remaining 1
  1. Appeared in the store

The publisher

Martin Greenwood. Listed website: martingreenwood.com.

Like this one

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

  1. Google Calendar Event Adder Describes nearly the same job, smaller audience 232 users ★ 3.0
  2. Calendar Agenda Assistant Describes nearly the same job, smaller audience 9 users
  3. Ada Calendar Describes nearly the same job, smaller audience 77 users ★ 4.5
  4. Teample Google Calendar Describes nearly the same job, smaller audience 4 users
  5. CalendarExtension - add events while browsing Describes nearly the same job, smaller audience 6 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?

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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.