Castreal Remote Control is a free app for Android devices that turn your mobile phones into a universal remote controller for various type of devices. With it, you can control TV, Satellite TV, Cable Box, Audio CD, Radio, Amplifier, AVR, VCR, DVD, DSLR, Camera, Blu-Ray disc, Air Con (A/C), desk telephone, and projector. 

How to use the app?

First, you will need to choose the type of device and the brand of your remote control from the list. Then, choose the model and check if it's working on your appliances. After everything is matched, you can save it to your favorite list so you can easily access it the next time you use it.