# LEHMANN Transponder vs BeCode Volt

The clearest difference is iOS requirement: BeCode Volt at 14.0 against LEHMANN Transponder's 18.6. 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.

LEHMANN Transponder ships an update every 10 months, BeCode Volt every 6 months. The most recent releases landed on September 3, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | LEHMANN Transponder | BeCode Volt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 months** |
| Size | 3 MB | 3 MB |
| Requires iOS | 18.6 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lehmann Vertriebsges. mbH & Co. KG](https://appshunter.io/developer/980603055) | [MKC Michels & Kleberhoff Computer GmbH](https://appshunter.io/developer/964815961) |

## What reviewers say

### LEHMANN Transponder

[App page](https://appshunter.io/ios/app/lehmann-transponder/id1637886496)

**In-app purchases:** none


### BeCode Volt

[App page](https://appshunter.io/ios/app/becode-volt/id6474430728)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LEHMANN Transponder free?

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

### Is BeCode Volt free?

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

### Do LEHMANN Transponder or BeCode Volt have ads?

Neither LEHMANN Transponder nor BeCode Volt shows ads.

### Which is updated more often, LEHMANN Transponder or BeCode Volt?

LEHMANN Transponder ships an update every 10 months, and BeCode Volt every 6 months. Most recently, LEHMANN Transponder was updated on September 3, 2026 and BeCode Volt on September 8, 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.*