UVB-76: Shortwave Buzzer
Doomsday numbers station
About
This app recreates the eerie sound and look of Russian numbers stations, like the famous UVB-76. It allows you to trigger broadcasts for creative projects, streams, or as a prop, offering an offline emulation of these mysterious shortwave signals.
What's New in UVB
1.1
July 17, 2026
The screen now stays awake while a station is on the air, so it won't lock during a live set.
Developer apps
FAQ
Does UVB-76 have ads?
No, UVB-76: Shortwave Buzzer does not contain advertisements. It is a completely free application with no ads to interrupt your experience.
Is UVB-76 still broadcasting?
The real UVB-76 station near Moscow is still active on 4625 kHz. This app is a standalone recreation and continues to function offline, independent of the live broadcast.
What is UVB-76 used for?
Officially, the purpose of the real UVB-76 station is undisclosed, with theories ranging from military communication to frequency occupation. In this app, the buzz and numbers are yours to trigger for creative work, performances, or as atmospheric background.
How do you listen to the real UVB-76?
To listen to the real UVB-76, you need a shortwave radio tuned to 4625 kHz or an online WebSDR receiver. This app does not receive the live signal; it emulates the experience offline.
What does the Buzzer do?
The Buzzer, or UVB-76, transmits a repeating buzz tone almost continuously. This is occasionally interrupted by spoken Russian letters and numbers in the Monolith format, recreated within the app.
Are there still numbers stations?
Yes, numbers stations continue to send coded broadcasts on shortwave today. Enthusiasts around the world log and record them, and this app serves as a tribute to that world.
Has a numbers station ever been decoded?
The messages from numbers stations are thought to use one-time pads, making them effectively unbreakable without the key. The fascination lies in the ritual and mystery rather than deciphering the codes.
What devices does UVB-76 support?
UVB-76: Shortwave Buzzer works fully offline on iPhone and iPad devices. No internet signal is required for its operation.
