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Codeforces Practice Tracker

Chrome extension by Mohamed Mahmoud · Productivity · Developer

A Chrome extension in Productivity · Developer with 10 000 users, an established extension. Audience over the last 30 days: unchanged.

Specific sites only: 2 match patterns.

What the developer says, and 4 screenshots

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

Users
10 000
Rating
4.9 (38 ratings)
Users, last 30 days
Unchanged (the store rounds this count to 10 000, so it moves only between steps)
Rating, last 30 days
Steady over 30 days
Version
2.0.1
Updated in the store
2026-09-24
Published
2020-05-25
Manifest
V3
Browser access
2 permissions, 2 site patterns

How it has moved

Users
unchanged since 16.10
10k-20k · 3 readings
  1. 2026-10-2320k
  2. 2026-10-2510k
  3. 2026-11-1510k
Rating
unchanged since 16.10
reviewsrating 4.87 · 3 readings
  1. 2026-10-23reviews38rating4.87
  2. 2026-10-25reviews38rating4.87
  3. 2026-11-15reviews38rating4.87
Users
+2k since 24.09
8k-20k · 6 readings
2026-09-24: appeared in the store
  1. 2026-09-248kappeared in the store
  2. 2026-09-269k
  3. 2026-10-0410k
  4. 2026-10-2320k
  5. 2026-10-2510k
  6. 2026-11-1510k
Rating
unchanged since 24.09
reviewsrating 4.87 · 6 readings
2026-09-24: appeared in the store
  1. 2026-09-24reviews38rating4.87appeared in the store
  2. 2026-09-26reviews38rating4.87
  3. 2026-10-04reviews38rating4.87
  4. 2026-10-23reviews38rating4.87
  5. 2026-10-25reviews38rating4.87
  6. 2026-11-15reviews38rating4.87

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

Specific sites only: 2 match patterns.

  • https://codeforces.com/*
  • https://codeforces.com/api/*
  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Appeared in the store

The publisher

Mohamed Mahmoud.

Like this one

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

  1. Codeforces Analytics (Pro Max) Describes nearly the same job, smaller audience 699 users ★ 5.0
  2. CF StatLens Describes nearly the same job, smaller audience 59 users ★ 5.0
  3. CF stalker Describes nearly the same job, smaller audience 1k users ★ 4.7
  4. CFCoach Describes nearly the same job, smaller audience 211 users ★ 5.0
  5. cfStats Describes nearly the same job, smaller audience 168 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.

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-25. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built