What is .app file?APP is a raster image file originating from Atari. Images are uncompressed.
Files always begin with ASCII string "S101".
File extension is .app.
Software handling .app filesRest7 Free Online Converter
Structure of .app imagesSorry, we haven't updated this section yet.
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Real world .app samplesHere are some real world example pictures.
If you have graphics of this type, please upload them below: