In a world where all of your personal data is stored on computers and mobile devices it’s important to protect them from ransomware, malware and spyware that can steal or damage data. Unfortunately, the top antivirus software usually comes with hefty costs for users, so if you’re operating on a budget or want to secure multiple devices, an affordable option is crucial.

Bitdefender Antivirus Free will not slow down your computer. Its advanced antivirus engine but is light on system resources. It stops ransomware, theft of cryptocurrency, and modern «spearphishing» attacks without difficulty. It also warns you of unsafe settings on your system, such as developer mode. It also alerts users of applications that are able to access your personal data without permission.

Another great alternative is Microsoft’s built-in Windows Defender, which can be found on nearly every device that runs the operating system, and doesn’t require any action on your part. It is able to update definitions automatically and block check out this site untrusted programs and file types. It also offers real-time security for your Windows PC.

Avast Security Free is the best antivirus available for Android. It’s a simple, user-friendly application that checks your phone for viruses and malware and monitors dangerous settings and apps, and even detects suspicious callers and text messages. It also blocks phishing websites and has a GPS tracker in case you lose your phone. In addition, if someone attempts to steal your phone three times, it will capture their photo and email it to you with the date and location.