# Sleepy - White Noise for Happy Baby

> White noise generator for babies with automatic volume adjustment. (iPhone/iPad app by Kai Chuang.)

- Source: https://appshunter.io/ios/app/sleepy-white-noise-for-happy-baby/id399730569 (this page in markdown: same URL + `.md`)
- Developer: [Kai Chuang](https://appshunter.io/developer/389915019)
- Category: Medical, Lifestyle
- Price: $0.99
- Rating: 1.30/5 from 13 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 3.1.2 · 5 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2010-11-01
- Data updated: 2026-06-01
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/sleepy-white-noise-for-happy-baby/id399730569/reviews.md

## What is Sleepy?

The simplest white noise app for calming crying & colic babies and helping them sleep.  The only one that can automatically adjust volume to match noise level.

FEATURES:
* Stereo sounds 
* Simple to use
* Manual & automatic volume control
* Supports playing in the background while using other apps or with screen lock
* Small file size
* Designed for low battery usage - tested more than 15 hrs on single charge (actual usage could vary depending on your settings)

 SOUNDS:
* Shhhh
* Fan
* Shower
* Washing Machine
* Clothes Dryer
* Radio Static
* Hair Dryer
* Vacuum

## Key features

- Stereo white noise sounds
- Automatic volume adjustment
- Background playback
- Low battery usage
- Simple interface

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/sleepy-white-noise-for-happy-baby/id399730569/reviews.md

### 1/5 — dead on arrival

*2014-01-02*

app won’t even load

## Frequently asked questions about Sleepy

### What sounds does Sleepy offer?

Sleepy offers a variety of white noise sounds designed to be soothing for babies, including 'Shhhh', 'Fan', 'Shower', 'Washing Machine', 'Clothes Dryer', 'Radio Static', 'Hair Dryer', and 'Vacuum'.

### How does Sleepy's automatic volume control work?

Sleepy can automatically adjust its volume to match the ambient noise level, helping to consistently mask disruptive sounds and maintain a calming environment for your baby.

### Can Sleepy play in the background?

Yes, Sleepy supports playing sounds in the background, allowing you to use other apps or lock your screen while it continues to play.

### Is Sleepy designed for low battery usage?

Yes, the app is designed for low battery consumption. It has been tested to play for over 15 hours on a single charge, though actual usage may vary based on your settings.

### What devices is Sleepy available on?

Sleepy is available for iPhone and iPod devices.

### What is the age rating for Sleepy?

Sleepy has an age rating of 4+, making it suitable for use with young children.

### How often is Sleepy updated?

Sleepy was last updated to version 1.1 on November 21, 2010. Given its last update date, it is not frequently updated.

### Does Sleepy have ads?

No, Sleepy does not contain advertisements.

## Version history (last 2 releases)

### 1.1 — 2010-11-21

Simplified and Traditional Chinese support

### 1.0 — 2010-11-01

No release notes.

## Apps similar to Sleepy

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Snore Alarm: for watch](https://appshunter.io/ios/app/snore-alarm-for-watch/id1634639900) | 1.0 (1) | $11.99 | Medical |

## More apps by Kai Chuang

- [Pingcast](https://appshunter.io/ios/app/pingcast/id389915016)
- [Hooper Statz](https://appshunter.io/ios/app/hooper-statz/id6741010476)

All apps by Kai Chuang: https://appshunter.io/developer/389915019

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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 2026-06-01.*