CFClimb is a companion for competitive programmers on Codeforces. It follows your week: get reminded before a round compete see your rating change then upsolve what you missed.

Unofficial: CFClimb is not affiliated with or endorsed by Codeforces. It uses the Codeforces API.

NEVER MISS A ROUND
• Upcoming running and past contests with live rounds pinned to the top
• A countdown to the next round also on your home screen with the widget
• Reminders 1 day 1 hour or 10 minutes before the rounds you pick. If Codeforces moves a round the reminder moves with it
• Add upcoming contests to your calendar

KNOW WHERE YOU STAND
• Save your handle to see your rating your tier and how many points you need for the next one
• Your solve streak problems solved in the last 7 days and rated rounds at a glance
• A notification when your new rating is published checked in the background every few hours

UPSOLVE WHAT YOU MISSED
• A queue built from your rated rounds: problems you tried but didn't solve then problems you never opened
• Sorted from easiest to hardest with difficulty and tags and filters for tried or not opened
• Open any problem on Codeforces in one tap

PROFILES AND COMPARE
• Rating history solved problems by difficulty and tag verdicts languages and an activity heatmap for any handle
• Compare two handles side by side
• Search contests by name or type

WORKS OFFLINE
• Contests and profiles you've opened are saved on your phone and load without a connection
• Open Codeforces profile and contest links in CFClimb or share them to the app
• Light dark or system theme

No account and no sign-in: just your public Codeforces handle.