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Ototsuzuku - 音つづく icon

Ototsuzuku - 音つづく

Ambient sound & sleep timer
shigeto nakawaka · Health & Fitness
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App info

Developer
shigeto nakawaka
Category
Health & Fitness, Music
Released
Sep 24, 2026
Version
1.0.1 (Sep 29, 2026)
Price
Free
Size
1.3 MB
Requires
iOS 18.0
Age rating
4+
Languages
English and Japanese

In-app purchases

Play without limits$2.99
Current prices, App Store US.
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About Ototsuzuku - 音つづく

Ototsuzuku makes sound that keeps going. There are no audio files inside. Everything is synthesised as you listen. That is why the same few minutes never come back: the scene changes every few minutes, and keeps drifting in between. ■ One finger decides the sound Brightness and movement are a position on a pad. Sway, space, width and brainwave are four rings around it. Instead of twenty sliders, six things you can feel. ■ Six sounds to start from Deep Sleep / Drowse / Meditation / Calm / Focus / Journey. Pick one, move it around, and save it under your own name. ■ Made for falling asleep to 15 to 90 minutes, or no limit at all. It never cuts off — the last few minutes fade away. Turn on "Descend into sleep" and the difference between your ears comes down over time, with the bells thinning out. The screen dims itself when you stop touching it. ■ A different frequency in each ear Each ear…
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