Requires iOS 7
supports all device
iOS 7's folder is so strange.
This tweak does relayout iOS 7's folder.
You can change:
1. 4x4 icons
2. Background blur effect
3. Wallpaper zoom
4. Wallpaper zoom depth
5. Folder In Folder
and nested folder's icon is displayed correctly.
This tweak required another package for showing internal SpringBoard settings such as HiddenSettings7 or CCToggles.
Options for this tweak are Folders section in SpringBoard settings.