There are hundreds of Windows portable apps, However, as we are open source supporters we will point out to open source Portable apps have many advantages but they have many disadvantages as well like they don't work well for multiple users, they require careful USB-media (USB-drive) eject method to not corrupt the portable app's files, and sometimes they run slower on portable media considering the file size and the operation performed. The major benefit of using the portable app is it keeps its settings across many computers, and run smoothly on multiple system versions, and of course, there is no need to install and configure programs every-time we need to use them on another machine. Portable apps are easy to install, manage and take within the pocket everywhere, and they easily run on any windows machine. Portable apps are often a one-file app that does not require installation and it's easy to place it on portable media If the app is moved or placed to another folder it will work the same way So the user can carry them around from computer to computer. The main goal is to make it works on multiple-system and keep it private locked with data within the thumb-drive.

A portable app is an application that is packaged to work from USB-sticks (Thumb drives).

Portable apps thumb drive