# Alicat Connect vs S4C

The clearest difference is ratings volume: Alicat Connect at 5 against S4C's 1. S4C's advantage is iOS requirement (11.0 vs 15.0). On price, rating, review sentiment and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 1.0 for Alicat Connect against 1.0 for S4C. That said, the two scores are not equally well evidenced: Alicat Connect has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Alicat Connect ships an update monthly, S4C every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Alicat Connect | S4C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (5 ratings)](https://appshunter.io/ios/app/alicat-connect/id1375267473/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/s4c-us/id1511502113/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 110 MB | 38 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alicat Scientific Inc.](https://appshunter.io/developer/1375267472) | [SUTO iTEC (China) Co. Ltd](https://appshunter.io/developer/1511502112) |

## What reviewers say

### Alicat Connect

[App page](https://appshunter.io/ios/app/alicat-connect/id1375267473)

Control and monitor Alicat devices wirelessly through Bluetooth. Visualize real-time measurements and record or replay device data directly from your iPhone or iPad.

**Highlights:** Bluetooth device control, Real-time measurement visualization, Data recording and playback, iPhone and iPad compatibility

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Alicat Connect free?

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

### Is S4C free?

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

### Which has better reviews, Alicat Connect or S4C?

Alicat Connect and S4C are both rated 1.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Alicat Connect or S4C have ads?

Neither Alicat Connect nor S4C shows ads.

### Which is updated more often, Alicat Connect or S4C?

Alicat Connect ships an update monthly, and S4C every 2 months. Most recently, Alicat Connect was updated on November 2, 2026 and S4C on November 3, 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.*