The best antivirus software protects against all types of cyber-attacks, including ransomware, malware such as phishing, spyware, and data snooping. It should also be compatible with your operating system, run on Windows, Mac and Android devices (and it is recommended to use Linux too) and have a minimal impact on performance. It should also include additional security features, for example a secure web browser and a file shredder.

You should also ensure that the software regularly updates its malware database as new threats are constantly being developed to get around traditional detection methods. The top antivirus programs make use of a variety of different detection methods to increase their reliability for example, heuristics behavior monitoring, sandboxing, and artificial intelligence.

Free antivirus programs typically provide basic protection that’s adequate for the majority of users but if you want more advanced features, such as SMS and blocking calls cloud storage management, scanning of devices, go with paid-for options. These programs will be based on a subscription pricing model and should be backed by good laboratory tests and user-generated reviews.

If you’re looking for a top-rated mobile antivirus program, check out AVG Antivirus. It scored 100% in AVComparatives tests in June 2023, and includes a smart scanner and Wi-Fi network warnings. It also offers junk file cleanup as well as Wi-Fi network warnings. It also prevents unwanted calls and texts and lets you locate your lost phone with the GPS tracker, and comes with an anti-theft feature that locks your device following three incorrect password attempts. The paid version also comes with additional protection features such as the built-in VPN with RAM optimization, as well as automatic see update of the app.