Requirements:
Microsoft .NET Framework 4.5

Features:
Allows you to have multiple profiles (Including settings)
Backups Saves AND Settings prior to any file operation, if you have any concerns over your file/saves check: Documents\Witcher 3\Backup. I've had no save loss so far.
Swaps profiles and launches the game

Planned Features:
Launch profile via shortcut (Using Command-Line arguments)
How-To:
1. Choose where you want your profiles stored.
2. Choose where your game executable is located.
3. Move your gamesaves folder, input.setting and user.settings into their own folder in your profile directory.