Tom's Editor BLOG

Convert png to sps Online: png2sps

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

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PNG

Portable Network Graphics is an image format with extension PNG.

SPS

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