Here are a list of top best apps to remote control your PC.  All of these apps can be found on the play store, and they have great reviews.  

1. Remote Control Collection

The Remote Control Collection is a compilation of remotes, which you can use to wirelessly control your PC! The unified remotes enable you to control the PC beyond mouse and keyboard!

2.  Team Viewer

TeamViewer for Remote Control
Mobile and flexible: remotely access computers from your android device! Easily support friends and family when they have computer problems – no matter where you are. You can also benefit from gaining access to your private home computer to edit documents or use particular software while you are on the road.

3. PocketCloud Remote RDP / VNC

Run applications and access files on remote Windows or Mac computers from anywhere on the planet. With Wyse Technology’s business-class remote access and virtualization experience, you’ll enjoy unsurpassed connectivity options, security and reliability, and fast performance not only on WiFi but on 3G/4G networks too!So leave your laptop behind and don’t be concerned with copying files you need from your desktop. Access them with PocketCloud—make an important presentation, grab a forgotten report, help a friend with a computer problem, or edit and email a spreadsheet while traveling as lightly as possible.