karo

Build without context switching

A dark 50-minute coding session with rain and low-key loops.

A dark-mode coding timer with a 50-minute work block, instrumental focus music and steady rain ambience.

Start coding
50-minute timer
Deep Focus radio
Rain ambience
Dark theme

Start now

Choose a rhythm. Adjust it whenever you want.

Why 50 minutes?

Fifty minutes is long enough to hold a problem in working memory without committing the whole day.

Sound that fits the work

Steady rain softens surrounding noise while Deep Focus keeps the room moving.

A calmer visual room

Quiet paper in dark mode keeps the editor and Karo comfortable side by side.

Good for

  • Implementation
  • Debugging
  • Code review

Make room for one thing.

No account is required. Your working data stays on this device unless you choose Karo Cloud.

Start focusing