Avast One Essential and Avast Free Antivirus both achieved the top spot in a phishing detection comparison test. Avast One Essential is our comprehensive protection service that includes antivirus, VPN, data breach monitoring, and device cleanup tools that help users stay private and safe. To make sure we’re offering the best protection on the market, we asked independent third-party AV-Comparatives to conduct an impartial test pitting our anti-phishing security against the other leading brands.