# SIAM Pro vs WebCast RadControl

SIAM Pro and WebCast RadControl are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 19, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | SIAM Pro | WebCast RadControl |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 81 MB | 47 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SIAM INDUSTRIA DE AUTOMACAO E MONITORAMENTO LTDA.](https://appshunter.io/developer/1346976542) | [Wilson Faustino Filho](https://appshunter.io/developer/1703844861) |

## What reviewers say

### SIAM Pro

[App page](https://appshunter.io/ios/app/siam-pro/id1560834841)

**Features:** macOS Compatibility

**In-app purchases:** none


### WebCast RadControl

[App page](https://appshunter.io/ios/app/webcast-radcontrol/id6464500084)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIAM Pro free?

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

### Is WebCast RadControl free?

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

### Do SIAM Pro or WebCast RadControl have ads?

Neither SIAM Pro nor WebCast RadControl shows ads.

### Which is updated more often, SIAM Pro or WebCast RadControl?

SIAM Pro ships an update every 2 months, and WebCast RadControl every 2 months. Most recently, SIAM Pro was updated on September 19, 2026 and WebCast RadControl on September 28, 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.*