Poor sleep can seriously affect your quality of life, but sometimes counting sheep just doesn’t cut it. (You know, like at 3 a.m. when you wake up to pee and then spend two hours silently rehearsing that work presentation you’ll be almost too tired to deliver coherently later that day.) Well, friends, if you’ve got any sleep-related woes, there’s an app for that. Here, a list of the best free sleep meditation apps for audio you can tune into when it’s time to tune out and take a snooze.