Avast is perhaps amongst the best antivirus programs that one can get. It is a comprehensive suite that safeguards devices against the internet, email, and network threats. Its latest 2019 version is pretty good and robust. Avast Antivirus is a complete anti-malware software that comes with heuristics engines. It offers real-time protection of data, internet browsing, emails, transfers, etc. It also conducts scanning of web browser plugins. Moreover, its Wi-Fi inspector feature allows users to scan their networks to find and detect flaws.