Downloadable mobile applications for sleep management; Downloadable mobile applications for monitoring sleep stages and sleep cycles; Downloadable mobile applications for relieving sleep issues and aiding sleep; Downloadable mobile applications for recording and listening to users' own snore and dream talks; Downloadable mobile applications for relaxing with sleep-aid sounds; Downloadable mobile applications for waking users up gently by smart alarms; Downloadable mobile applications for logging down sleep notes and wake-up mood; Downloadable mobile applications for logging and knowing when users fall asleep and when users are pulled out of deep sleep; Downloadable mobile applications for customizing gently waking up alarms; Downloadable mobile applications for exploring weekly and monthly sleep trends