# S4C vs MadgeTech

The clearest difference is rating: MadgeTech at 5.0 against S4C's 1.0. MadgeTech also leads on ratings volume (3 vs 1). S4C's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

MadgeTech holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

S4C ships an update every 2 months, MadgeTech every 5 weeks. The most recent releases landed on September 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | S4C | MadgeTech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/s4c-us/id1511502113/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/madgetech/id6468129077/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 38 MB | 38 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SUTO iTEC (China) Co. Ltd](https://appshunter.io/developer/1511502112) | [MadgeTech](https://appshunter.io/developer/1642338175) |

## What reviewers say

### S4C

[App page](https://appshunter.io/ios/app/s4c-us/id1511502113)

This utility app allows users to configure a specific ultrasonic sensor model. It provides real-time data visualization from the connected sensors, aiding in setup and monitoring.

**Highlights:** Configure ultrasonic sensor S461, View real-time sensor data, Sensor monitoring, US configuration

**Features:** macOS Compatibility

**In-app purchases:** none


### MadgeTech

[App page](https://appshunter.io/ios/app/madgetech/id6468129077)

This app enables mobile connectivity and control for specific data loggers. It allows users to program settings, start/stop logging, download data, view historical records, and generate reports, all via Bluetooth. Data can be easily shared through text or email.

**Highlights:** Bluetooth connectivity, Program device settings, Start and stop logging, Download logged data, View historical data, Generate reports, Share data instantly

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is S4C free?

S4C is free to download, with no in-app purchases.

### Is MadgeTech free?

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

### Which has better reviews, S4C or MadgeTech?

MadgeTech is rated higher. S4C averages 1.0 out of 5 from 1 ratings, while MadgeTech averages 5.0 from 3 ratings.

### Do S4C or MadgeTech have ads?

Neither S4C nor MadgeTech shows ads.

### Which is updated more often, S4C or MadgeTech?

S4C ships an update every 2 months, and MadgeTech every 5 weeks. Most recently, S4C was updated on September 16, 2026 and MadgeTech on October 5, 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.*