Apps by Phase4 Mobile
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Soothing Sleep Sounds
Health & Fitness
4.76
(34,344)
Free
IAP
Released Jun 2014
· updated Jul 2026
-
Rain Sounds HQ: sleep aid
Medical
4.78
(27,426)
Free
IAP
Released Aug 2014
· updated Jul 2026
-
White Noise HQ: sound machine
Health & Fitness
4.76
(11,884)
Free
IAP
Released Aug 2014
· updated Jul 2026
-
Sleep Sounds HQ: relaxing aid
Health & Fitness
4.82
(3,032)
$59.99
IAP
Released Apr 2014
· updated Aug 2026
-
Baby HQ: sleep sounds machine
Health & Fitness
4.75
(1,408)
Free
SUB
Released Feb 2017
· updated Jul 2026
-
Tinnitus Aid: ringing relief
Medical
4.58
(1,033)
Free
SUB
Released Apr 2016
· updated Jul 2026
-
Sleep Science Alarm Clock
Medical
4.42
(477)
Free
IAP
Released Apr 2015
· updated Jan 2026
-
Tinnitus HQ
Medical
4.66
(427)
$89.99
IAP?
Released Apr 2016
· updated Aug 2026
-
Power Nap Tracker: cycle timer
Medical
4.45
(223)
Free
IAP
Released Aug 2015
· updated Jan 2026
-
Sleep Science HQ: alarm clock
Medical
4.49
(95)
$4.99
IAP?
Released May 2015
· updated Jan 2026