Many people believe that macOS computers are invulnerable, and that there's no point in investing in an antivirus software for your Mac. However, cyber criminals are relentless in their attacks and have created sophisticated malware specifically designed to attack Apple computers. An antivirus program that is reliable is crucial to keep your Mac secure, and it's easy to find a top-rated program at a price that is affordable.

AVG Antivirus Free offers basic protection without breaking the bank. It is updated automatically to ensure that you always have the latest protection against malware, viruses, and spyware. It also scans applications and files so you know that nothing has slipped through your system.

Bitdefender Antivirus is another good alternative that doesn't cost the budget. It has high malware detection rates, and comes with a range of other security features, including ransomware protection parental controls, camera plus microphone blockage, and protection against phishing. You can get a standalone version of this antivirus for Mac or you can add it to the firm's top security suite, which includes protection for other devices, including Android phones and Windows PCs.

Intego is a well-established Mac security provider who knows the details of Apple's operating system. Its macOS security suite is well-respected by independent testing labs and its X9 product is highly effective in the detection of everything from browser hack scripts to actual malware. Norton 360 also has solid results and covers up to 10 devices. Malwarebytes is renowned for its real-time security which is very efficient on system resources.