# LT vs Dallmeier SeMSy Mobile Client

The clearest difference is update cadence: Dallmeier SeMSy Mobile Client at every 2 months against LT's every 5 months. LT's advantage is iOS requirement (11.0 vs 15.5). 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.

LT ships an update every 5 months, Dallmeier SeMSy Mobile Client every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | LT | Dallmeier SeMSy Mobile Client |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 10 MB | 49 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Globalsat Technology Corporation.](https://appshunter.io/developer/624997558) | [Dallmeier electronic GmbH & Co.KG](https://appshunter.io/developer/429884741) |

## What reviewers say

### LT

[App page](https://appshunter.io/ios/app/lt-520/id1550725680)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dallmeier SeMSy Mobile Client

[App page](https://appshunter.io/ios/app/dallmeier-semsy-mobile-client/id6449926787)

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

**In-app purchases:** none


## Frequently asked questions

### Is LT free?

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

### Is Dallmeier SeMSy Mobile Client free?

Dallmeier SeMSy Mobile Client is free to download, with no in-app purchases.

### Do LT or Dallmeier SeMSy Mobile Client have ads?

Neither LT nor Dallmeier SeMSy Mobile Client shows ads.

### Which is updated more often, LT or Dallmeier SeMSy Mobile Client?

LT ships an update every 5 months, and Dallmeier SeMSy Mobile Client every 2 months. Most recently, LT was updated on November 3, 2026 and Dallmeier SeMSy Mobile Client on November 3, 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.*