VirusTotal is described as 'free service that analyzes suspicious files and URLs and facilitates the quick detection of viruses, worms, trojans, and all kinds of malware' and is a very popular Anti-Virus app in the security & privacy category. There are more than 25 alternatives to VirusTotal for a variety of platforms, including Online / Web-based, Windows, Linux, Mac and Self-Hosted solutions. The best alternative is MetaDefender, which is free. Other great apps like VirusTotal are Hybrid-Analysis.com, Jotti, Any.Run and pestudio.
VirusTotal alternatives are mainly Anti-Virus Apps but may also be Anti-Malware Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of VirusTotal.