No, it is not recommended to use two different anti virus programs at the same time in your PC. Both can conflict each other. They can make your PC slow. It is better to have one good anti virus program. Plus if you want you can download some on-demand malware removal (like as someone above mentioned malwarebytes malware free version)
No, it is not recommended at all. It can make your PC slow. Keep one good anti virus at one time in your PC.