# D4503 — WiFi Controlled Stoplight

> WiFi-controlled LED Stop Light management application. (iPhone/iPad app by Microframe Corp.)

- Source: https://appshunter.io/ios/app/d4503/id1436986901 (this page in markdown: same URL + `.md`)
- Developer: [Microframe Corp](https://appshunter.io/developer/624655188)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 69 MB
- Released: 2018-09-24
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/d4503/id1436986901/reviews.md

## What is D4503?

The WiFi Stop Light app works directly with Microframe’s WiFi-controlled, LED Stop Light.  The app was designed specifically to be simple and easy to use.  With just a few simple steps, your WiFi stop light will be set up and ready to use.  Using the app, you can control one or multiple Microframe WiFi Stop Lights.  Communication between your device and the stop lights is accomplished using your organization's local WiFi network.  This app provides all the necessary options to meet your needs.

Possible Uses:
Business Lobbies
Churches
Classrooms
Entertainment/Novelty
Speaker time limits, such as ToastMasters

## Key features

- WiFi Stop Light control
- Simple setup
- Manage multiple lights
- Local WiFi network communication
- Business lobby use
- Classroom time management

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/d4503/id1436986901/reviews.md

### 3/5 — What does this do

*2019-09-12*

I have read the description but I’m still not sure how to use it or what it does

## Frequently asked questions about D4503

### How do I set up D4503?

The D4503 app is designed for simple and easy use. Follow the few simple steps within the app to get your WiFi stop light set up and ready to use.

### Can D4503 control multiple stop lights?

Yes, using the D4503 app, you can control one or multiple Microframe WiFi Stop Lights simultaneously.

### What devices does D4503 support?

D4503 is supported on iPhone, iPad, and iPod devices.

### Is D4503 free to download?

Yes, D4503 is available for free download.

### What is the age rating for D4503?

D4503 has an age rating of 4+.

### When was D4503 last updated?

The latest version of D4503 was last updated on May 15, 2021.

### Does D4503 have ads?

No, D4503 does not contain advertisements.

### What are some uses for D4503?

D4503 can be used for business lobbies, churches, classrooms, entertainment, or novelty purposes, such as managing speaker time limits in organizations like ToastMasters.

## Version history (last 4 releases)

### 1.1.0 — 2021-05-15

Bugfixes and performance improvements

### 1.0.2 — 2019-08-28

Polished UI and updated support packages

### 1.0.1 — 2019-02-05

Streamlined WiFi join process

### 1.0.0 — 2018-09-22

No release notes.

## Apps similar to D4503

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Stoplight Golight](https://appshunter.io/ios/app/stoplight-golight/id1548001843) | 3.6 (9) | Free | Utilities |
| [Sand Timer - Countdown Clock](https://appshunter.io/ios/app/sand-timer-countdown-clock/id1205335548) | 3.8 (145) | Free | Utilities |
| [A Speech & Presentation Timer](https://appshunter.io/ios/app/a-speech-and-presentation-timer/id1042669647) | 3.7 (22) | Free | Utilities |
| [D4H Personnel & Training](https://appshunter.io/ios/app/d4h-personnel-and-training/id1456365440) | 3.0 (11) | Free | Utilities |
| [Siemens Healthineers Events](https://appshunter.io/ios/app/siemens-healthineers-events/id1462867980) | — | Free | Utilities |
| [Veronique](https://appshunter.io/ios/app/veronique/id1459914360) | — | Free | Utilities |

## More apps by Microframe Corp

- [WiFiTimer](https://appshunter.io/ios/app/wifitimer/id859277398)
- [Microframe Tennis Score Board](https://appshunter.io/ios/app/microframe-tennis-score-board/id1267836942)
- [D6500](https://appshunter.io/ios/app/d6500/id1403502955)
- [D4500](https://appshunter.io/ios/app/d4500/id1403835939)
- [D4700](https://appshunter.io/ios/app/d4700/id1529895022)

All apps by Microframe Corp: https://appshunter.io/developer/624655188

## Related topics

[d4503](https://appshunter.io/ios/topics/d4503)

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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.*