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Many antivirus apps provide additional features to improve your smartphone’s security. They could include a password manager that helps secure your login data, VPN functionality to enhance your security and privacy and tools to help you locate or remotely erase stolen phones.

The majority of antivirus services check your phone frequently to check for signatures of malicious software which could have infected the device. They usually run these tests according to a set schedule you decide to set, and will notify you if they detect any threats. They also will determine whether you’re connected to a network that is not secure which could expose your personal information to hackers.

Depending on the service provider the antivirus may have additional features such as anti-theft security and a call blocker. Kaspersky, for example, provides a feature that allows you to take three pictures of the person trying to access your device. It also permits you to wipe or lock it remotely. Other services also have system tune-up options that remove junk files and accelerate your device, and some even have a tool that can alert you to unsafe apps or settings.

You can determine how well your phone is protected by analyzing the ranking of independent testing labs. Some of the rankings are based on the number of threats identified while others look at things like how quickly the service detects threats and then eliminates appsguide.org/description-of-all-components-of-eset-nod32 them. Some companies also go beyond the norm, providing features such as the money back guarantee and 24/7 customer support.