Convert koa to pdf Online: koa2pdf

You can use Tom's Editor to easily convert images from
Koala Painter .KOA to Portable Document Format .PDF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

KOA

Koala Painter is an image format with extension KOA.

PDF

Adobe PDF format is the most popular document format. Overcomplicated. Offers compression.