In the past few years, we have covered plenty of C64 apps that bring a taste of Commodore 64 to your iPhone. C64 Sprite Creator is also worth a look. It is a C64 pixel art app that lets you create cool multicolor sprites and export them in various formats.
This app has editable layers and layer alpha sliders for easy animation. You can preview your animations using the preview window. C64 Sprite Creator allows you to export your work in PNG, GIF, and JPEG format. You can scale your pixel art up to 10x.[where to get it]