Thunderstorm Simulator

Summon a thunderstorm on your smart device. Relax and fall fast asleep to the sounds of rain and thunder. The screen or camera flashes when lightning strikes.*

*Defaults to screen for lightning light effects if camera flash is not available.

THUNDERSTORMS

• Strong Thunderstorm — Heavy rain with frequent lightning and thunder nearby

• Normal Thunderstorm — Steady rain with a full range of lightning and thunder

• Weak Thunderstorm — Light rain with occasional lightning and thunder far off

• Passing Thunderstorms — Rain and lightning intensity changes as the storms pass

SETTINGS

Rain

• Toggle rain sound effects

• Change rain audio: Default, Heavy, Steady, Light, On Tin Roof

• Change rain volume

Lightning/Thunder

• Toggle thunder sound effects

• Change thunder volume

• Change delay lightning (Wireless audio delay offset)

• Toggle delay thunder

• Toggle lightning light effects

• Change lightning output: Camera Flash, Screen

• Change lightning transition effects

• Change lightning/thunder occurrence: Default, Occasional, Normal, Frequent

• Change color and max brightness of lightning light effects (Screen only)

Passing Thunderstorms

• Change starting storm for Passing Thunderstorms: Weak, Normal, Strong

• Change cycle time for Passing Thunderstorms: 15m, 30m, 60m

Background Sounds

• Toggle background sounds: Birds, Cicadas, Crickets, Frogs

• Change background sounds volume

General

• Keep Awake to prevent your device from going to sleep so lightning effects remain visible

• Hide Status Bar to maximize screen space for lightning effects

• Select a mode to automatically start when the app opens

• Choose a time to automatically stop the selected mode

• Choose a time to automatically restart the selected mode when the sleep timer ends, enabling a recurring cycle

ADDITIONAL FEATURES

• Sleep Timer — Set a timer with a gradual audio fade-out.

• Turn Screen Black — Adds a black overlay and sets the device to minimum brightness. Use the Screen Brightness Delay setting to compensate for brightness ramp-up on some devices. Set to 0.25–1 second if lightning effects do not reach peak brightness when thunder is loudest.

• Lightning on Demand — Start a storm and use the lightning buttons at the bottom of the screen for manual control.

• Bluetooth and Casting Support — Connect to Bluetooth speakers, or cast to Chromecast built-in speakers using the Google Home App. Adjust the Delay Lightning setting to offset wireless audio delay.

Please contact me at support@thunderstorm.scottdodson.dev if you experience any issues. I'd love to hear your thoughts and appreciate you taking the time to rate and review the app. I want to continue to improve Thunderstorm Simulator and create a great experience for you and future users. Thank you! —Scott

Ad-supported version: https://play.google.com/store/apps/details?id=dev.scottdodson.thunderstorm.simulator.free