リラックスや電車内などでぼーっと聞くのに最適

音量調整にやや難ありなものの、色んな雨の音や自然の雑音が聴けてよいです。
If I could change this apps volume ONLY, Ill put 5stars. Now, setting of volume follows another settings, like iOS volumes. Its a bit annoying.

*perhonen* about Rain Rain Sleep Sounds, v5.0