# D4503 vs Stoplight Golight

The clearest difference is review sentiment: Stoplight Golight at 83% against D4503's 0%. D4503's advantage is update cadence (every 7 months vs every 21 months) and iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

D4503 ships an update every 7 months, Stoplight Golight every 21 months. The most recent releases landed on September 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | D4503 | Stoplight Golight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (9 ratings)](https://appshunter.io/ios/app/stoplight-golight/id1548001843/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | 0.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 21 months |
| Monetization | Free | Free |
| Size | 69 MB | 20 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Microframe Corp](https://appshunter.io/developer/624655188) | [Charlotte Wenham](https://appshunter.io/developer/1548001845) |

## What reviewers say

### D4503

[App page](https://appshunter.io/ios/app/d4503/id1436986901)

Control Microframe's WiFi-enabled LED Stop Lights with this user-friendly app. Easily set up and manage one or multiple lights for various applications like business lobbies, churches, or classrooms. It facilitates communication over your local WiFi network.

**Highlights:** WiFi Stop Light control, Simple setup, Manage multiple lights, Local WiFi network communication, Business lobby use, Classroom time management

**Features:** macOS Compatibility

**In-app purchases:** none


### Stoplight Golight

[App page](https://appshunter.io/ios/app/stoplight-golight/id1548001843)

This companion app offers remote control and customizable settings for a kids' timer device. Manage screen time, homework, or classroom activities with ease, setting precise end times and adjusting notifications for clear time signals.

**Highlights:** Remote Bluetooth control, Customizable end times, Adjustable notification colors, Manage daily routines, Flexible for home, school, and sports

**In-app purchases:** none


## Frequently asked questions

### Is D4503 free?

D4503 is free to download, with no in-app purchases.

### Is Stoplight Golight free?

Stoplight Golight is free to download, with no in-app purchases.

### Do D4503 or Stoplight Golight have ads?

Neither D4503 nor Stoplight Golight shows ads.

### Which is updated more often, D4503 or Stoplight Golight?

D4503 ships an update every 7 months, and Stoplight Golight every 21 months. Most recently, D4503 was updated on September 26, 2026 and Stoplight Golight on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*