HashTools is described as 'Application that calculates hashes for given files. It can calculate CRC32, MD5, SHA1, SHA256, SHA384 and SHA512 hashes, and generate an SFV file for your files if needed. HashTools can also add itself to the Windows Explorer context menu for easy' and is an app. There are more than 25 alternatives to HashTools for a variety of platforms, including Windows, Linux, Mac, BSD and Web-based apps. The best HashTools alternative is HashCheck Shell Extension, which is both free and Open Source. Other great apps like HashTools are OpenHashTab, GtkHash, Collision and HashMyFiles.