# i-string

> App for controlling two-color lamp strings with pattern customization. (iPhone/iPad app by Heng Chih Huang.)

- Source: https://appshunter.io/ios/app/i-string/id1547563821 (this page in markdown: same URL + `.md`)
- Developer: [Heng Chih Huang](https://appshunter.io/developer/1063165534)
- Category: Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 16 MB
- Languages: English
- Released: 2021-01-31
- Data updated: 2026-06-20
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/i-string/id1547563821/reviews.md

## What is i?

i-string is an APP used to control two-color lamp strings. It controls colorful/white lights like a remote control. The interface is like a remote control, simple and easy to operate.The display pattern of the colored lights can be intelligently controlled through the function key on the APP. You are welcome to download and try.

## Key features

- Control two-color lamp strings
- Manage colorful and white lights
- Remote control-like interface
- Intelligent display pattern control
- Simple and easy operation


## Frequently asked questions about i

### What devices does i-string support?

i-string is compatible with iPhone, iPad, and iPod devices. It was released on January 31, 2021, and last updated on March 29, 2021.

### What is the age rating for i-string?

i-string has an age rating of 4+, making it suitable for a wide range of users. The app is designed for simple operation.

### How often is i-string updated?

The latest version of i-string is 1.2.0, which was released on March 29, 2021. Users can expect updates to improve functionality and performance.

### Does i-string have ads?

No, i-string does not contain advertisements. The app is completely free to download and use without any ad interruptions.

### What is the user rating for i-string?

i-string boasts a perfect 5.0-star rating based on one review. This indicates a highly positive user experience so far.

### Can i-string control white lights?

Yes, i-string can control both colorful lights and white lights. It functions like a remote control for these types of lamp strings.

### Is i-string free to download?

Yes, i-string is available for free download. There are no in-app purchases or subscription fees associated with its use.

## Version history (last 2 releases)

### 1.2.0 — 2021-03-29

Optimal control.

### 1.1.2 — 2021-02-01

No release notes.

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## More apps by Heng Chih Huang

- [SafeTrek-Protect what matters](https://appshunter.io/ios/app/safetrek-protect-what-matters/id6469475139)

All apps by Heng Chih Huang: https://appshunter.io/developer/1063165534

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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 2026-06-20.*