Constant crashing, constant freezing that also freezes my phone, stops event recording for hours on end, won't let me watch but a few minutes of a past recording without failing to load. Basically it's like the other issue ridden xfinity apps. Maybe if they'd invest more money into bettering their products rather than wasting it on other unnecessary things we'd all have better service. Comcast sucks but it's a monopoly now so other choices are limited.