AnyConv.com is a free batch AI converter using which you can convert AI to PNG, JPG, GIF, BMP, TIFF, PDF, and more formats. You can also batch convert AI to vector images like SVG, PSD, EPS, PS, etc.

Portable Document Format or PDF files are documents that have been converted from printable source material, such as Microsoft Word or Excel files. PDF documents may be color or grayscale. PDF files ...

PNG to BMP Converter lets you easily convert PNG images to BMP while maintaining high quality. Preview, add, or remove files as needed, then download your BMP files effortlessly.

I've got a lot (250+) of .gif files that I want to convert to greyscale .bmp files. Are there any free programs that I can do this with easily?