# IoT SPC vs ProEye ACS

The clearest difference is update cadence: ProEye ACS at fortnightly against IoT SPC's every 3 months. IoT SPC's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

IoT SPC ships an update every 3 months, ProEye ACS fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IoT SPC | ProEye ACS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 16 MB | 14 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [aegkaluk soepapun](https://appshunter.io/developer/1473878810) | [AirNet](https://appshunter.io/developer/1321825811) |

## What reviewers say

### IoT SPC

[App page](https://appshunter.io/ios/app/iot-spc/id1473878811)

**Features:** macOS Compatibility

**In-app purchases:** none


### ProEye ACS

[App page](https://appshunter.io/ios/app/proeye-acs/id1585793586)

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

**In-app purchases:** none


## Frequently asked questions

### Is IoT SPC free?

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

### Is ProEye ACS free?

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

### Do IoT SPC or ProEye ACS have ads?

Neither IoT SPC nor ProEye ACS shows ads.

### Which is updated more often, IoT SPC or ProEye ACS?

IoT SPC ships an update every 3 months, and ProEye ACS fortnightly. Most recently, IoT SPC was updated on October 25, 2026 and ProEye ACS on October 24, 2026.

---

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