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Another quality, free sleep monitoring app is Sleep Watch. It monitors your heart rate, specifically for when it’s slower, associating that with more restful sleep.
Another quality, free sleep monitoring app is Sleep Watch. It monitors your heart rate, specifically for when it’s slower, associating that with more restful sleep.
Other features include advanced tacking options, some of which are available through a premium version, including tracking blood oxygen levels during sleep. The premium version costs $4.99 per month or $29.99 annually.
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