Hilary Duff and Jason Walsh.

After a few months of dating, Hilary Duff and Matthew Koma have broken up. The split was triggered by their busy schedules. 

Sources said Koma is "single" and on tour right now. 

Meanwhile, the "Younger" actress reunited with her ex beau and former trainer, Jason Walsh, in New York City on Monday. An eyewitness said, "They were playful with each other".  They left together and went into her apartment building together.   

Source: E!