# RAEGuard vs ProLink III

The clearest difference is iOS requirement: ProLink III at 9.0 against RAEGuard's 13.4. 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.

RAEGuard ships an update every 12 months, ProLink III every 10 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | RAEGuard | ProLink III |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 10 months** |
| Size | 35 MB | 443 MB |
| Requires iOS | 13.4 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) | [Emerson Process Management](https://appshunter.io/developer/561985742) |

## What reviewers say

### RAEGuard

[App page](https://appshunter.io/ios/app/raeguard/id1518528444)

**In-app purchases:** none


### ProLink III

[App page](https://appshunter.io/ios/app/prolink-iii/id1531067581)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RAEGuard free?

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

### Is ProLink III free?

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

### Do RAEGuard or ProLink III have ads?

Neither RAEGuard nor ProLink III shows ads.

### Which is updated more often, RAEGuard or ProLink III?

RAEGuard ships an update every 12 months, and ProLink III every 10 months. Most recently, RAEGuard was updated on October 15, 2026 and ProLink III on October 15, 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.*