Small actions. Real progress.
Build a greener daily habit with simple eco challenges, streak tracking, reminders, and progress history.
One practical challenge every day
One Green Thing keeps sustainability simple. Complete a challenge, skip it when needed, or swap it for another action. Your progress is saved automatically so you can build consistency without pressure.
Daily challenges
Small actions for water, transport, waste, and energy habits.
Progress tracking
See streaks, completed actions, and recent history.
No subscription
Optional lifetime unlock adds more daily challenges and full history.