Glow Challenge

Glow Challenge

Solve sudoku. Earn torch time. The faster you finish, the longer it glows— a playful puzzle reward, not an emergency flashlight.

Get on the App Store Support

iOS · Optional rewarded ads · One-time Remove Ads purchase

What you get

Multiple difficulties Quick 4×4 lightning mode and classic 9×9 boards.
Speed rewards Faster clears unlock longer flashlight time.
Rewarded bonus Optional video ads for extra light when you want it.
Remove Ads One-time App Store purchase; restore with the same Apple ID.
Share results Send a result card after a successful run.
On-device play No CoolSore account required for core gameplay.

Good to know

Entertainment only Do not rely on this app for outages or emergencies.
Hardware Real torch needs Camera permission; some devices show an on-screen glow.
Privacy & ads Payments via Apple. Ads may use Google AdMob unless you remove ads.