Stable signalUnknownLow-risk permissions
CF-Predictor icon

CF-Predictor

This extension predicts rating changes for Codeforces. It shows approximate deltas during and after the contest.

Users50KCurrent public install base
Rating4.1Store average score
Reviews171Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

CF-Predictor Media preview

1 assets
Trend

User growth trend

Review user movement across collected snapshots.

User Growth Over Time

50K50K50K50K50K2026年7月14日2026年7月17日2026年7月20日Latest: 50K
Rating trend

7-day rating trend

View collected rating snapshots from the latest 7-day window to assess rating stability.

7-day rating change

Start
4.09
Latest
4.09
7-day rating change
0.00
3.994.044.094.144.192026年7月14日2026年7月17日2026年7月20日Latest: 4.09
2026年7月14日2026年7月20日
Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthFlat
00%
7-day growthFlat
00%
30-day growthFlat
00%
Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version1.3.2
ManifestV3
Size84.96KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

Review the store description, core capabilities, and common use cases.

A huge number of your nerve cells die every time when you wait for a rating update on Codeforces. Stop this! From now you could use this extension, it partly modifies the contest standings page and shows approximate rating changes for every contestant.

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

Store average score4.1Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average3.6Average computed only from synced review bodies below
Reviews with text78Synced review bodies
Total ratings / reviews171Chrome Web Store public rating/review count

Store average score: 4.1. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5
42
4
7
3
1
2
9
1
19
PinkRabbit2020年10月17日
5

10/10. Relieve the anxiety of, of course, the rating change!

Language en
0 helpful · 1 not helpful
elek34ka2020年10月15日
5

5/5

Language und
Stepan Maliarovskii2020年9月30日
5

Прекрасная утилита! Сохранила мне тысячи нервных клеток.

Language ru
2 helpful · 0 not helpful
Ashraful Islam Paran2020年9月13日
5

very useful

Language en
Suraj Singh2020年8月22日
5

its good.

Language en
fc dei2020年7月22日
5

very useful

Language en
0 helpful · 1 not helpful
Emanuel Silva2020年3月20日
5

Show show

Language en
Ricardo Gutiérrez2020年2月5日
5

A quite accurate predictor. Love it!

Language en
1 helpful · 0 not helpful
Breeze White2020年2月4日
5

Hope to support other domain names.For example,https://codeforces.ml/

Language en
9 helpful · 1 not helpful
鲁一丁2020年2月3日
5

Excellent plugin for codeforces, but I found it not accurate in recent round.

Language en
1 helpful · 1 not helpful