This is the updater mechanism for the Ask.com (APN) brand of web browser toolbars. The updater is designed to check for new features and releases of the toolbar and update them if required. "The ASK Updater is a client application that came with your Ask Toolbar. The Updater's job is to keep your Toolbar up to date to provide you with new features and to increase compatibility." The application saupdate.exe by Ask.com has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the APN Stub installer. This file is typically installed with the program Ask Toolbar by Ask.com which is a potentially unwanted software program.