What are some alternatives?
When comparing Proper and Sleep Watch, you can also consider the following products
Burrow's Sleep Kit - Everything you need to sleep comfortably on the sofa
Running by Gyroscope - Collect and share your favorite runs — with maps, photos, calories, and other stats.
Pzizz - Sleep at the push of a button! Now with "Focus"
Sleepfulness - The beautifully effective sleep app, powered by mindfulness.
Enough Sleep - Boost your performance by getting enough sleep!
Dreamlight - Smart sleep mask using your genetic data to schedule sleep