# LEHMANN Transponder vs Tiny Room Scanner

The clearest difference is price: LEHMANN Transponder at Free against Tiny Room Scanner's $0.99. Tiny Room Scanner's advantage is update cadence (every 4 weeks vs every 10 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

LEHMANN Transponder is free to download; Tiny Room Scanner costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LEHMANN Transponder ships an update every 10 months, Tiny Room Scanner every 4 weeks. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | LEHMANN Transponder | Tiny Room Scanner |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 weeks** |
| Size | 3 MB | 1 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lehmann Vertriebsges. mbH & Co. KG](https://appshunter.io/developer/980603055) | [Felix Hunger](https://appshunter.io/developer/1892802965) |

## What reviewers say

### LEHMANN Transponder

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

**In-app purchases:** none


### Tiny Room Scanner

[App page](https://appshunter.io/ios/app/tiny-room-scanner/id6782664231)

**In-app purchases:** none


## Frequently asked questions

### Is LEHMANN Transponder free?

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

### Is Tiny Room Scanner free?

Tiny Room Scanner costs $0.99, with no in-app purchases.

### Do LEHMANN Transponder or Tiny Room Scanner have ads?

Neither LEHMANN Transponder nor Tiny Room Scanner shows ads.

### Which is updated more often, LEHMANN Transponder or Tiny Room Scanner?

LEHMANN Transponder ships an update every 10 months, and Tiny Room Scanner every 4 weeks. Most recently, LEHMANN Transponder was updated on October 4, 2026 and Tiny Room Scanner on October 10, 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.*