Download and install the latest version of Filestar.
Right click on one or more Qt file(s) on your desktop and select Convert with Filestar.
Type reduce file size in the search box.
Press Run.
Or let an AI agent do it: filestarcli -i file.qt -c "reduce file size" (how).
Let your AI agent reduce QT file size
Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine. It works on Windows only.
Install Filestar and add it to your agents:
npm install -g filestar
filestarcli agent install
Then ask your agent:
“Use Filestar to reduce QT file size in my Downloads folder”
Or run it yourself:
filestarcli -i file.qt -c "reduce file size"
Runs on your computer, so your files stay on it. Works on Windows. 50 free conversions with the npm install, no account needed.
Can my AI agent reduce QT file size?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.qt -c "reduce file size" on your computer, so your files stay on it.
Apple QuickTime Movie (.qt) is a multimedia file format developed by Apple that is used to store audio and video data. It is supported by both Windows and Mac operating systems and can be played with the QuickTime Player. It is often used for streaming media over the Internet.
