About this app
Jamdeullak is a sleep music and nature sounds app inspired by Korean aesthetics. Fall asleep to soothing piano, music box, and traditional Korean bamboo flute melodies, combined with rain, ocean waves, crickets, and other calming nature sounds. Key Features: Music + Sound Mixer: Layer piano with rain, or music box with ocean waves to create your perfect sleep mix Sleep Timer: Auto fade-out after your set time Sleep Tracking: Automatically records your sleep patterns with statistics Favorites: Quick access to your favorite tracks Save Mixes: Store and load your custom combinations Background Play: Keeps playing with screen off Content: 21 sleep music tracks (piano, music box, bamboo flute, ambient, lo-fi) 11 nature sounds (rain, waves, wind, crickets, birds, and more) 7 daily life sounds (cafe, city rain, pencil writing, and more) Have a peaceful night with Jamdeullak.
Latest release
What’s New
- added marketing url
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 17, 2026 · 1:44 PM Free
Screenshots
