What is the scale of the icons?

Question

iOS

Hello!
In what range do the sizes
of icons in the Tab bar and Nav vary. bar ? ( min. and max. allowable)

Answer 1

Navigation Bar and Toolbar Icon Size
Target sizes | Maximum sizes
72px × 72px (24pt × 24pt @3x) 84px × 84px (28pt × 28pt @3x)
48px × 48px (24pt × 24pt @2x) 56px × 56px (28pt × 28pt @2x)
Regular tab bars | Compact tab bars
69px × 69px (23pt × 23pt @3x) 51px × 51px (17pt × 17pt @3x)
46px × 46px (23pt × 23pt @2x) 34px × 34px (17pt × 17pt @2x)
More tab bar size options here .