Tiny Image Converter
It converts your images!
Tiny Image Converter is a powerful, light weight, cross platform and portable image converter. It is capable of converting your images into JPG, GIF, PNG and BMP formats. Application is fully portable so no need to install. To start the application, you only required to have Java 7 or higher, downlaod java from here if you don't have it.
We developed it and made it free of charge, so feel free to download and convert your images!