Best Antivirus Software 2025 Free. The best free antivirus software for 2025 microsoft defender isn't bad, but it's still not enough to fully protect your pc. Free antivirus software can be an effective way to protect against malware and online threats, but only if you’re using a trusted free antivirus like the ones on this list.
In order to help you find the best antivirus software for your needs and budget, we’ve tested all of the top security suites to determine how well they protect you from malware and other. Forbes advisor closely analyzed 15 antivirus software options to bring you a list of the best antivirus software providers in 2025.