Does anyone know of an Android phone Bluetooth app that will simply transmit numbers

[Geo_Meadows]

Does anyone know of an Android phone Bluetooth app that will simply transmit numbers 0 to 9. Most apps seem geared to RC cars!
I want to select my LED pattern from my phone.
thanks

[Tim_Lukasik]

Try Adafruits app, this is for Android but they have it for iPhone too.

play.google.com

Bluefruit Connect

Wirelessly connect your Android device to Adafruit Bluefruit LE modules for control & communication with your projects. Features: • Send Android sensor & GPS data wirelessly over Bluetooth LE (Continued use of GPS running in the background can dramatically decrease battery life) • Control Pad for simple directional control of your projects • Control Arduino Digital, Analog, & PWM pin input & output • Send & receive messages via UART monitor in Hex or ASCII format • Control NeoPixels individual...

Free

[Geo_Meadows]

Thanks Tim will give it a try. Just stumbled on Blynk app generator, will have a go at that too!

[Paul_Sanders]

I have used the Adafruit Bluefruit EZ Link for this exact purpose. Unfortunately, it is discontinued. They should have other products to replace it.

[Geo_Meadows]

What I ended up with was the really excellent ‘Android Bluetooth Controller’. I can send anything from this!