Serein: Sleep Sounds & Mixer

Name: Serein: Sleep Sounds & Mixer
Author: Caitty

Caitty

⬇ 1+ downloads

Est. actual: 2

Free

Released: Sep 18, 2026

IAP: $0.99 - $29.99 per item

Contains ads

Rated: Everyone

Signals

3 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days 0 installs — 100% slower than the week before (+1) · 0/day since Oct 2
🏆Among Health & Fitness apps bottom 0% by installs gained this week (296 peers growing)
🛠Updates actively updated · updated 30 days ago · every ~11 days (3 updates tracked)

Installs since launch

+2 installs since Oct 2

Update history

1.5.1011 Oct 11, 2026 · seen Oct 17, 2026

1.2.1003 Oct 3, 2026 · seen Oct 5, 2026

1.0.0 Sep 18, 2026 · seen Oct 2, 2026

First release of Serein.<br>• 20 soundscapes made from real field recordings<br>• Custom mix: layer up to six sounds with per-sound volume<br>• Sleep timer with presets and a custom dial<br>• Works fully offline, no account needed

Serein: Sleep Sounds & Mixer is a health & fitness app by Caitty with 1+ downloads (about 2 estimated). Released Sep 18, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “Serein is a quiet place to land at the end of the day. Twenty soundscapes, all made from real field recordings — never synthesized — loop seamlessly for as long as you need, with a sleep timer that is always one tap away. SOUNDSCAPES Midnight rain, distant thunder, forest stream, ocean dusk, moonlit forest, morning…”