# Link Pro vs QAOSH AviationSMS

The clearest difference is update cadence: QAOSH AviationSMS at every 3 weeks against Link Pro's every 2 months. Link Pro's advantage is iOS requirement (8.0 vs 15.1). 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.

Link Pro ships an update every 2 months, QAOSH AviationSMS every 3 weeks. The most recent releases landed on September 26, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Link Pro | QAOSH AviationSMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (10 ratings)](https://appshunter.io/ios/app/link-pro/id1204032691/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 96 MB | 38 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Navico Norway AS](https://appshunter.io/developer/842162153) | [QAOSH AviationSMS](https://appshunter.io/developer/1572222023) |

## What reviewers say

### Link Pro

[App page](https://appshunter.io/ios/app/link-pro/id1204032691)

This app simplifies the commissioning of new marine electronic systems for certified dealers. It captures system configurations, certifies vessels for support, and uploads data to a secure cloud for future service requests. Installation details are also emailed for easy restoration of settings.

**Highlights:** Streamlines commissioning process, Captures system configurations, Certifies vessels for support, Uploads data to secure cloud, Emails installation details, Facilitates settings restoration

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

**In-app purchases:** none


### QAOSH AviationSMS

[App page](https://appshunter.io/ios/app/qaosh-aviationsms/id1572222021)

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

**In-app purchases:** none


## Frequently asked questions

### Is Link Pro free?

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

### Is QAOSH AviationSMS free?

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

### Do Link Pro or QAOSH AviationSMS have ads?

Neither Link Pro nor QAOSH AviationSMS shows ads.

### Which is updated more often, Link Pro or QAOSH AviationSMS?

Link Pro ships an update every 2 months, and QAOSH AviationSMS every 3 weeks. Most recently, Link Pro was updated on September 26, 2026 and QAOSH AviationSMS on September 11, 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.*