Convert pdf to hlf Online: pdf2hlf
You can use Tom's Editor to easily convert images from
Portable Document Format .PDF to Hires Interlace by Feniks .HLF.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Adobe PDF format is the most popular document format. Overcomplicated. Offers compression.
Hires Interlace by Feniks is an image format with extension HLF.