It's also worth noting that several user reviews on Google Play are complaining of battery drain on their smartwatches. I haven't used the app long enough to draw a conclusion on this, but I imagine that all the swiping and tapping to control a PC would be pretty resource-intensive.
With all these shortcomings in mind, Unified Remote isn't a must-have Android Wear app. But if you have a home theater PC setup and don't mind a little tinkering, $4 isn't a huge price to pay to feel like you're living in the future.
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