Once installed, the app allows you to create "empty" space on your iOS 16 Lock Screen or Home Screen:

Since this is an IPA file and not from the official App Store, you must "sideload" it using one of the following methods: Method 1: Using AltStore (Recommended) Install it on your Windows or Mac .

On your iPhone, go to Settings > General > VPN & Device Management and tap Trust on your Apple ID.

Enter "Customize" mode on your Lock Screen, tap the widget area, and select Widget Spacer to add blank gaps between your active widgets.

This is required for the "64bit" instruction in the filename (iPhone 5s and newer).