AndroidAction

Android :
Formats supported : PNG, SVG, 9-Patch images (Recommended)

Name	Density	Pixel	Usage
ldpi (0.75x)	120 dpi	36 x 36 px	Low density screen
mdpi (baseline)	160 dpi	48 x 48 px	Medium density screen
hdpi (1.5x)	240 dpi	72 x 72 px	High density screen
xhdpi (2x)	320 dpi	96 x 96 px	Extra-high density screen
xxhdpi (3x)	480 dpi	144 x 144 px	Extra-extra-high density screen
xxxhdpi (4x)	640 dpi	192 x 192 px	This is for the the launcher icon only*
playstore-icon.png	/	512 x 512 px	Google Play store

iOS :
Formats supported : PNG

Name Size(px) Usage Icon-App-29x29@1x.png 29x29 An iPhone or iPad settings icon (non-retina) for iOS 7 or later Icon-App-29x29@2x.png 58x58 iPhone Settings, iPad Settings for Retina display for iPhone 6s, iPhone 6, iPhone SE, iPad Pro, iPad and iPad mini (@2x) Icon-App-29x29@3x.png 87x87 iPhone Settings icon for Retina display for iPhone 6s Plus and iPhone 6 Plus (@3x) Icon-App-40x40@1x.png 40x40 An iPhone or iPad Spotlight search results icon (non-retina) on iOS 7 or later. Icon-App-40x40@2x.png 80x80 iPhone Spotlight results, iPad Spotlight results for retina display for iPhone 6s, iPhone 6, iPhone SE, iPad Pro, iPad and iPad mini (@2x) Icon-App-40x40@3x.png 120x120 iPhone Spotlight results for retina display for iPhone 6s Plus and iPhone 6 Plus (@3x) Icon-App-60x60@1x.png 60x60 The main iPhone app icon for iOS 7 or later. Icon-App-60x60@2x.png 120x120 iPhone App Icon for iPhone 6s, iPhone 6 and iPhone SE (@2x) Icon-App-60x60@3x.png 180x180 iPhone App Icon for Retina displayfor iPhone 6s Plus and iPhone 6 Plus (@3x) Icon-App-76x76@1x.png 76x76 iPad App Icon Icon-App-76x76@2x.png 152x152 iPad App Icon for Retina display for iPad and iPad mini (@2x) Icon-App-76x76@3x.png 228x228 Icon-App-83.5x83.5@2x.png 167x167 iPad Pro App Icon for Retina display (@2x)