What is .HST file extension?
Contains a history of events related to a specific program; similar to a .LOG file, but may be used for a broader range of purposes.
HST files are created by various programs including Corel WordPerfect (for spellcheck updates), Symantec Anti-Virus (for virus definition updates), Garmin MotionBased (for tracked GPS data), Netscape (for Web browsing history), and Yahoo! Messenger (for chat history).
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.