App Icon Mask Preview
iOS uses a squircle (~22.37% radius). Android uses Adaptive Icons inside a circle. PWA can be either shape via the maskable spec.
iOS squircle
Android circle
Rounded square
Original
About this tool
App Icon Mask Preview is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
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