Convert sps to png Online: sps2png

You can use Tom's Editor to easily convert images from
Spectrum 512 (smooshed) .SPS to Portable Network Graphics .PNG.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

SPS

Spectrum 512 (smooshed) is an image format with extension SPS.

PNG

Portable Network Graphics is an image format with extension PNG.