EarTrumpet - Volume Control for Windows
Sandboxie - Sandboxie is a program for Windows that is designed to allow the user to isolate individual programs on the hard drive.
Volume2 - Volume2 is an advanced Windows audio mixer, a complete replacement for the standard Volume Control.
Cameyo - Cameyo is a software program that can turn another piece of software into a portable app. This allows individuals to use a browser to run programs on a Windows system without installation.
Sound Control - App-specific volume control
Deep Freeze - DESCRIBING DEEPFREEZE SOFTWARE Deepfreeze, by Faronics, is an application that solves a unique problem that many companies have these days; it prevents an end user from making permanent changes to important system/administrative files.