# KA vs TC Mobile I/O

The clearest difference is update cadence: KA at every 4 months against TC Mobile I/O's every 28 months. KA also leads on iOS requirement (9.0 vs 11.0.0). On price, review sentiment, 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.

KA ships an update every 4 months, TC Mobile I/O every 28 months. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | KA | TC Mobile I/O |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 28 months |
| Monetization | Free | Free |
| Size | 10 MB | 12 MB |
| Requires iOS | **9.0** | 11.0.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viasat Inc.](https://appshunter.io/developer/859724763) | [Phoenix Contact GmbH & Co. KG](https://appshunter.io/developer/426916392) |

## What reviewers say

### KA

[App page](https://appshunter.io/ios/app/ka-sat-pointer/id893567688)

This app assists antenna installers by optimizing antenna pointing and modem configuration for a specific satellite service. It enables setup and activation without a computer, directly from a smartphone. Installers can also generate certified installation reports with photos.

**Highlights:** Optimizes antenna pointing, Configures and activates modems, Smartphone operation (no computer needed), Generates certified installation reports, Includes photos in reports

**Features:** macOS Compatibility

**In-app purchases:** none


### TC Mobile I/O

[App page](https://appshunter.io/ios/app/tc-mobile-io/id1139160079)

Control your TC MOBILE I/O X200 SMS relay with this application. It displays device status and sends commands, eliminating the need for manual SMS writing. Access datasheets and switch between German and English languages.

**Highlights:** Device status indication, Send switching commands, Eliminates manual SMS writing, Data sheet download, Multilingual support (German, English)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KA free?

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

### Is TC Mobile I/O free?

TC Mobile I/O is free to download, with no in-app purchases.

### Do KA or TC Mobile I/O have ads?

Neither KA nor TC Mobile I/O shows ads.

### Which is updated more often, KA or TC Mobile I/O?

KA ships an update every 4 months, and TC Mobile I/O every 28 months. Most recently, KA was updated on June 1, 2026 and TC Mobile I/O on September 21, 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.*