RTR GAMES has developed R-Rock Guitar, a free virtual guitar program for Android. The program is designed to simulate a rock guitar, and it offers four rack rhythms, a display, and funny graphics to enhance the user experience.

The program is easy to use and can be accessed through the Android platform. It is an excellent tool for anyone who wants to learn how to play guitar or experiment with different sounds. The program is free, making it an affordable option for anyone who wants to try it out.

Overall, R-Rock Guitar is an entertaining and functional program for Android users who want to experience playing a virtual guitar. It is a great option for anyone who wants to learn how to play guitar or experiment with different sounds.

However, it is important to note that RTR GAMES has not provided any contact information for users who may have questions or concerns about the program.