# Serein: Sleep Sounds — White Noise, Rain & Mixer

> White Noise, Rain & Mixer (iPhone/iPad app by 传立 甘.)

- Source: https://appshunter.io/ios/app/serein-sleep-sounds/id6814220027 (this page in markdown: same URL + `.md`)
- Developer: [传立 甘](https://appshunter.io/developer/860384553)
- Category: Health & Fitness, Lifestyle
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 75 MB
- Languages: American English, French (France), German (Germany), Japanese, Korean, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2026-10-08
- Data updated: 2026-10-11

## What is Serein?

Make room for a quieter moment with Serein. Listen to rain, ocean waves, forest sounds and familiar everyday ambience for bedtime, relaxation or focus.

20 IMMERSIVE SOUNDSCAPES
Explore nature, cozy spaces, everyday life and travel: rain, distant thunder, streams, ocean waves, forest nights, birds, wind, a fireplace, church, library, fan, purring cat, classroom, café, office, city, train, subway and airplane cabin.

MIX YOUR OWN ATMOSPHERE
Choose from 46 sound elements, including white, pink and brown noise. Layer available sounds, adjust each volume and save a named mix. Add a soundscape as another layer. Free users can combine up to 6 layers; Plus supports up to 12.

A TIMER THAT FADES GENTLY
Choose continuous playback, a quick 15–90 minute preset or a custom timer up to 12 hours. Audio fades during the final 30 seconds. Pausing playback pauses the countdown.

LISTEN OFFLINE
All audio is included. Enjoy seamless loops, background playback and lock-screen controls without an account or microphone access. An internet connection is required for ads and purchases.

OPTIONAL SEREIN PLUS
The free version contains ads. Plus removes ads, unlocks the 12 Plus sound elements and increases the mixing limit to 12 layers. Weekly, monthly and yearly auto-renewing subscriptions are available. Prices appear before purchase. You can also choose to watch a rewarded ad for temporary benefits.

Payment is charged to your Apple Account. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. Manage or cancel in your Apple Account settings. Restore purchases from Serein Settings.

Available in English, Simplified and Traditional Chinese, Japanese, Korean, Spanish, French and German.

Privacy Policy: https://caitty.com/serein-app/privacy
Terms of Use: https://caitty.com/serein-app/terms

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Serein Plus weekly | $0.99 | per 7 days |
| Serein Plus monthly | $2.99 | per month |
| Serein Plus yearly | $29.99 | per year |


## Is Serein safe?

Not enough ratings yet to assess Serein.

## Is Serein legit?

Serein: Sleep Sounds appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Serein is 75 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0 — 2026-10-08

No release notes.

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| App | Rating | Price | Category |
| --- | --- | --- | --- |
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All apps by 传立 甘: https://appshunter.io/developer/860384553

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-11.*