How it works: Pick a sound, write your secret
message, then download or share. The audio sounds completely normal
β your message is hidden inside the data, undetectable by ear.
1 Choose a cover sound
πΏ Nature
π§οΈ
Rain & Storm
Heavy rain, rolling thunder
π²
Forest Dawn
Birds, rustling leaves, wind
π
Ocean Waves
Shore break, sea breeze
π₯
Campfire
Crackling wood, warm embers
π΅ Music
π»
Lo-fi Hip Hop
Vinyl crackle, warm chords
π·
Late Night Jazz
Piano, bass, brushed snare
π
Deep Ambient
Slow pads, evolving drones
γ°οΈ
White Noise
Smooth broadband static
π Your Own Sound
π
Upload Your Own Sound
MP3, WAV, OGG, M4A β any audio file
2 Type your secret message
0 / 500 characters
3 Passcode (optional)
Leave blank for no lock
4 Encode & share
Share Link
Send this link β recipient opens it in Whisper to decode.
Audio sounds exactly like the cover sound chosen. Your message
is undetectable by ear.
π‘
How it works: Upload a .wav made with Whisper, or
open a share link. Play it to hear normal audio β then Reveal to
extract the hidden message and hear it spoken aloud.
1 Upload the .wav file
π
Drop your .wav file here
or click to browse
2 Listen or reveal
β
0:00
π Voice Readout (optional)
Uses your device's built-in voice. No key needed.
Free tier at
unrealspeech.com
Free key at
elevenlabs.io
π Passcode Required
This message is locked. Enter the passcode to reveal it.