LightsOn: Move to power a city

Content rating
Everyone
1K+
Downloads
Content rating
Everyone
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About this app

LightsOn turns your real-world activity into a living city.

Every active calorie you burn — walking, running, working out, or just moving through your day — flows straight from Health Connect into your city's battery. Keep it charged and the lights stay on: new residents move in, the streets come alive, and your town grows. Let the battery run dry and the city goes dark — residents pack up and leave.

It's a cozy, idle city builder and fitness game where YOU are the power plant.

HOW IT WORKS
• Your active energy from Health Connect charges the city automatically — no manual tracking, it just works in the background.
• It works like a step counter and workout tracker, but the payoff is a growing city instead of just numbers.
• Lights on → residents arrive and your town thrives.
• Battery empty → blackout, and people start to leave.
• Real workouts earn bonus credits to spend on upgrades.
• Build a factory that produces parts for bigger and better upgrades.
• Your city keeps running while you're away — come back to see how far it grew.

WHY YOU'LL LOVE IT
• A real reason to move: every step and workout has a visible payoff.
• Relaxed, no-pressure idle gameplay — perfect for short bursts.
• A charming isometric city that's entirely yours to grow.
• Clean, dark design that's easy on the eyes.

FREE & PRIVATE
• Completely free — no ads and no in-app purchases.
• No tracking and no data collection — your health data never leaves your device.

Move more, build more. How big can your city get?
Workout tracker that motivates: your steps & training power a whole city
Updated on
Aug 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

• New building: the Logistics Center! Unlocked by a 30-day streak, it multiplies your nightly streak bonus — +10 % per level, up to 300 gears a night.
• Landmarks glow after dark: the town hall's clock and dome, the school's bell tower and atom, the hospital's cross.
• The build menu starts tidy: locked buildings gather behind a “Still locked” row.
• The marketplace confirms big trades.
• Plus a fix for workout calories that could go missing, and various improvements.
Content rating
Everyone
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App support

About the developer
Jirko Cernik
info@intercyloon.de
Germany