Xcode AppIcon 'x' and 'L' symbols

Question

just wondering what do these symbols mean in .xcassets?

Answer 1

Following the order of your image, those symbols identifies respectively:

1. Crossed circle: App icons for both iOS and watchOS;
2. Circled L: launch images.

For your reference these are the other symbol Xcode uses:

1. Circled AppStore symbol: App icons for OS X apps;
2. Crossed circle: App icons for both iOS and watchOS;
3. Empty square: standard asset (for any platform);
4. File symbol: generic OS X icons.

Answer 2

• Simple square: standard asset
• Crossed square: App Icon
• Rounded "L": Launch image