Single- and Multi-Device options let you choose the protection that works best for you.
"Up to 10 devices" means you can share your security with every one of your devices or everyone closest to you. More than just antivirus, Avast Premium Security is complete online protection for all of your computers, phones, and tablets. AVAST Premium Security 2021 Key (1 Year / 10 PCs) Protection against your great.Security that's tailored to fit your needs Custom features for PC, Mac, Android, and iPhone/iPad secure your devices where it's needed most.