portable application

noun
UK /ˈpɔːtəbl ˌæplɪˈkeɪʃn/
US /ˈpɔːrtəbl ˌæplɪˈkeɪʃn/

A portable application is a computer program you can carry on a USB stick and run on different computers without installing it.

She put the portable application on her flash drive so she could use it at school.


OTHER MEANINGS

2. A program designed to run from removable media without leaving settings on the host computer.

The portable application saved its settings in a folder next to the program file.

3. Software packaged to work on multiple operating systems or devices without changes.

The developer released a portable application that runs on both Windows and Linux.

4. An app that can be moved easily between folders or drives and still work.

Because it was a portable application, he copied it to a new folder and it started right away.