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Pool Care Calculators

Chrome extension by qingyounger · Productivity · Tools

A Chrome extension in Productivity · Tools with 3 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
3
Rating
not rated yet
Users, last 17 days
unchanged
Version
0.1.0
Updated in the store
2026-07-27
Published
2026-07-27
Manifest
V3
Browser access
1 permission

How it has moved

Users
unchanged since 31.08
3-5 · 6 readings
  1. 2026-08-313
  2. 2026-09-025
  3. 2026-09-065
  4. 2026-09-104
  5. 2026-09-133
  6. 2026-09-163
Users
unchanged since 31.08
3-5 · 6 readings
  1. 2026-08-313
  2. 2026-09-025
  3. 2026-09-065
  4. 2026-09-104
  5. 2026-09-133
  6. 2026-09-163

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing 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

qingyounger publishes 5 listings we track, 37 users between them. Listed website: usechrono.com.

  1. TempMail Pro qingyounger · Productivity · Tools · published 2025-06-17 21 users
  2. 竹光熊猫 · 每日亲子英语 qingyounger · Productivity · Education · published 2026-02-10 6 users
  3. English to Somali Translator qingyounger · Productivity · Communication · published 2026-07-26 4 users
Show 1 more from this publisher
  1. useChrono - Time Zone Converter for Teams qingyounger · Productivity · Workflow · published 2026-07-27 3 users

Like this one

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

  1. Saltwater Pool Salt Calculator Describes nearly the same job, smaller audience 3 users
  2. Pool and Spa Calculator Describes a similar job, smaller audience 28 users ★ 4.0
  3. Pump Sizing Calculator Describes a similar job, smaller audience 17 users
  4. Securadeal Trade & DIY Calculators Describes a similar job, smaller audience 1 users (last published figure)
  5. Solution Calculator Describes a related job, smaller audience 12 users ★ 5.0

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.

Is this your extension?

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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.