JpgKeywords is available in both installed and portable versions.
To install the program, simply run the setup file and follow the on-screen instructions. For the portable version, unzip the file into a folder of your choice and create a shortcut to JpgKeywords.exe on your Start Menu or desktop.

Before registration, JpgKeywords is limited to 5 keywords per file. After registering, you can add an unlimited number of keywords. Your registration key entitles you to free upgrades to all future versions.