The official domain (atube-catcher.com) now distributes a completely different, ad-ridden application. You should never download portable versions from random "free software" portals (e.g., Softonic, CNet, or Tucows) as they wrap installers with malware.
Requires no installation; can be launched directly from a USB flash drive or folder. aTube Catcher 2.2.502 Portable
: Use the dropdown menu to choose your desired format. Common choices include: MP4 High Definition (for modern players). MP3 192kbps (to save only the audio). AVI or WMV (for older Windows compatibility). The official domain (atube-catcher
Running the .exe directly means no registry changes or system clutter. It is ideal for use on restricted work computers or public terminals where software installation is prohibited. aTube Catcher 2.2.502 Portable
: You can paste multiple links to download several videos simultaneously.