SPARKARU
⚡ Challenge platform

Challenge. Hold. Level up.

A stopwatch with health facts, a safe progression plan for your level, and a streak that won't let you quit. Pick a challenge or build your own.

Pick a challenge

Challenge library

One engine, any habit. Start from a ready-made template.

Plank5-minute plank in 30 days
progression
Wall Sit5-minute wall sit in 30 days
progression
Meditation10 minutes of silence in 21 days
progression
Water8 glasses of water every day
daily goal
Reading10 pages every day
daily goal

Simple and honest

Start free. Outgrow the limit — go Pro in one click.

Free
$0
  • ✓ 1 active challenge
  • ✓ Full progression engine
  • ✓ Streaks, badges, XP
Start free
⚡ Pro
$4.99
/mo · $39/yr
  • ✓ Up to 5 challenges at once
  • ✓ Extended progress stats
  • ✓ Priority access to new modules
Go Pro

A multilingual challenge and habit-building platform