DroidRTTY is an application to decode and encode Ham Radio RTTY with the build in microphone/speaker or wired to your radio.

A waterfall shows the frequency spectrum of 100Hz to 2500Hz. Just slide the waterfall slide on a carrier frequency and DroidRTTY will decode the signal.

In transmitting mode characters can be entered trough the keyboard. 9 Macros are also available to store standard texts like “name and qth” and “station info”

DroidRTTY also now includes a logbook. Callsign, Name RST etc can be easily tranfered into the lookbook from the receiving screen.
The logbook also includes ADIF export and import to transfer your logbook data to a PC based logging software.

Version 1.10 also includes 50 baud / 450Hz shift to receive the German Weather Service (Deutscher Wetterdienst)

DroidRTTY - RTTY app from Android phones and tablets
DroidRTTY QR Code

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What’s new

DroidRTTY updated to Version 2.0

DroidRTTY

Now with new layout
adjustable squelch
a new"clipboard"
& more

Learn more about DroidRTTY


DroidPSK updated to Version 3

DroidPSK

Now with PSK63
Improved sensitivity
Faster locking & more

Learn more about DroidPSK


Morse Trainer for Android V2.0

Morse Trainer

Now with Farnsworth speed and Koch method

Learn more about Morse Trainer



HF Weather Fax for Android

After weeks of programming I finished a new Android App – HF Weather Fax.
HF Weather Fax for Android decodes weather fax 120/576 charts and satellite images through the microphone of your Android phone or tablet.
Learn more about HF Weather Fax

HF Weather Fax



DroidNavtex now in Play Store

DroidNavtex is able to decode NAVTEX messages from your receiver through the phones/tablets microphone or through a connected interface.
Special audio filters even decode very weak signals through the microphone and make DroidNavtex a very affordable alternative to high priced decoders. Learn more about DroidNavtex

DroidNavtex