The Windows Phone app which has gone free next as myyAppfree app of the day is Mulled: A Puzzle Game.
This is a simple yet challenging puzzle game where your goal is to move the white balls to the golden holes.

Mulled: A Puzzle Game Features:

★ Gorgeous Graphics.

★ 100+ Challenging puzzles.

★ 70+ Unlockable badges.

★ 5 Amazing wood surfaces to play on!

★ NEW: Want some challenge? Try the Challenge Mode!

Download it today, it is FREE!!!!

You can download the app from the link given below.

Mulled: A Puzzle Game
Mulled: A Puzzle Game
Developer: Hako Games
Price: Free