Daily Build Challenge
One app,
every day.
Useful tools built in a day, hosted here. All free, no sign-up.
Day 2 streak — started June 2026
Live apps
Day 1
💳
Bill Tracker
bills.rchx.com
Track monthly credit card bills. Tap to mark paid. Auto-resets each month.
Day 2
♟️
Chess
chess.rchx.com
Play chess in the browser. Clean minimal interface, no sign-up needed.
Coming soon
📊
Budget
budget.rchx.com
Monthly budget planner
✅
Habit
habit.rchx.com
Daily habit tracker
⏱️
Focus
focus.rchx.com
Pomodoro focus timer
🔀
Split
split.rchx.com
Bill & expense splitter