
SOS Beam - Morse Flashlight
SOS signal light & Morse code
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Free
With Ads
About
Turn your phone into a Morse code signal light.
SOS Beam sends real, correctly timed Morse code using your camera flash or your
full screen. Tap once for SOS, or type any message and watch it flash out letter
by letter. No internet, no account, no setup.
TWO WAYS TO SIGNAL
- Flashlight: your camera's LED flash, visible over long distances after dark
- Screen: the entire display strobes bright white, for when your flash is
unavailable or you want a wider, softer light
ONE TAP FOR SOS
The universal distress signal is always one tap away, and repeats automatically
until you stop it. No menus, no typing.
SEND ANY MESSAGE
Type up to 40 characters. Full A-Z and 0-9 supported. Check the Morse preview
before you send, then transmit it on a loop.
CONTROL THE TIMING
Three ready-made speeds: Slow, Normal and Fast. Or tune every interval yourself:
- Dot duration: 50-1000 ms - Pause between letters: 100-1500 ms
- Dash duration: 150-2000 ms - Pause between words: 200-3000 ms
One tap restores the defaults.
BUILT FOR ACTUAL USE
- Tap anywhere on the strobe to stop instantly
- Haptic feedback confirms every action
- Signal counter tracks your transmissions
- Works completely offline
18 LANGUAGES ... WHEN YOU MIGHT NEED IT ... free, supported by ads
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What's New in SOS Beam
1.5
September 4, 2026
Added Indonesian and Vietnamese languages support




