Hi all, I want to share my hobby project, 'Coderadar', a contest reminder for android. This app covers various popular online judges like Codeforces, Topcoder, Codechef, Hackerrank, Hackerearth and URI OJ. This is a non-ads and open source project.

I hope this app can help every body. You can download it here. Thank you

Play Store : Coderadar Github : Coderadar — Github

Features : - Reminder - Filter contests by contest's source. - Enable/disable reminder by contest's source - Feature to add to calendar

Covered Online Judges : - Codeforces - Topcoder - Hackerrank - Hackerearth - Codechef - URI OJ

There will be many more feature in the upcoming version like Widget.

All the data is from hackerrank calendar.

Some screenshots :