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Simple Calculator

Chrome extension by skykum2004 · Productivity · Tools

A Chrome extension in Productivity · Tools with 7 users, barely installed.

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
7
Rating
not rated yet
Users, last 18 days
unchanged
Version
1.1.0
Updated in the store
2024-12-16
Published
2024-10-31
Manifest
V3
Browser access
1 permission

How it has moved

Users
unchanged since 31.08
5-8 · 7 readings
  1. 2026-08-317
  2. 2026-09-058
  3. 2026-09-085
  4. 2026-09-136
  5. 2026-09-158
  6. 2026-09-167
  7. 2026-09-177
Users
unchanged since 31.08
5-8 · 7 readings
  1. 2026-08-317
  2. 2026-09-058
  3. 2026-09-085
  4. 2026-09-136
  5. 2026-09-158
  6. 2026-09-167
  7. 2026-09-177

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.

  • 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

skykum2004 publishes 12 listings we track, 934 users between them.

  1. Korean Word Lookup — Korean to English Translator & Dictionary skykum2004 · Productivity · Education · published 2024-12-02 583 users ★ 4.0
  2. Airplane Chime Timer skykum2004 · Productivity · Tools · published 2024-11-30 178 users ★ 4.6
  3. Easy Encrypt skykum2004 · Productivity · Tools · published 2024-11-11 38 users ★ 5.0
Show 5 more from this publisher
  1. 로또 번호 생성기 skykum2004 · Lifestyle · Fun · published 2024-12-04 22 users
  2. TruckSim Radio skykum2004 · Lifestyle · Entertainment · published 2025-04-28 22 users
  3. Custom Noise Generator skykum2004 · Productivity · Tools · published 2024-11-04 21 users
  4. Life Timer skykum2004 · Lifestyle · Well Being · published 2024-11-04 19 users
  5. Countdown Timer skykum2004 · Productivity · Tools · published 2024-11-02 15 users

Like this one

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

  1. calculator Extension Describes nearly the same job, smaller audience 4 users (last published figure)
  2. Pocket Calc Describes nearly the same job, smaller audience 144 users ★ 5.0
  3. Reiknivel Describes nearly the same job, smaller audience 3 users (last published figure)
  4. Simple Calculator Describes nearly the same job, smaller audience 5 users
  5. Calculator Extension Describes nearly the same job, smaller audience 358 users ★ 4.0

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.

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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.