Bandicam - Portable

If portability is your absolute need, consider an open-source alternative. (Open Broadcaster Software) is completely free, open-source, and has an official portable mode. While OBS has a steeper learning curve than Bandicam, it offers zero licensing fees and no watermark.

Bandicam Portable is a lightweight, standalone version of the popular Windows screen recording software. It is designed to be run directly from a USB drive or external device without requiring a full installation on the host computer. Key Features bandicam portable

Bandicam Company (the official developer) of Bandicam on their website. They only offer the standard installer. If portability is your absolute need, consider an