# Blocks App vs LEHMANN Transponder

The clearest difference is update cadence: Blocks App at every 5 weeks against LEHMANN Transponder's every 10 months. Blocks App also leads on iOS requirement (15.0 vs 18.6). 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.

Blocks App ships an update every 5 weeks, LEHMANN Transponder every 10 months. The most recent releases landed on October 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Blocks App | LEHMANN Transponder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/blocks-app/id1345544699/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 10 months |
| Monetization | Free | — |
| Size | 37 MB | 3 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blocks lockers](https://appshunter.io/developer/1593715627) | [Lehmann Vertriebsges. mbH & Co. KG](https://appshunter.io/developer/980603055) |

## What reviewers say

### Blocks App

[App page](https://appshunter.io/ios/app/blocks-app/id1345544699)

This app transforms ordinary lockers into smart, connected tools for receiving, sharing, and storing items. It offers solutions for personal storage, parcel delivery, and asset management in flexible work and living spaces.

**Highlights:** Receive and share items, Store items securely, Smart locker transformation, Parcel delivery solutions, IT asset management, Key and document exchange

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

**In-app purchases:** none


### LEHMANN Transponder

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

**In-app purchases:** none


## Frequently asked questions

### Is Blocks App free?

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

### Is LEHMANN Transponder free?

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

### Do Blocks App or LEHMANN Transponder have ads?

Neither Blocks App nor LEHMANN Transponder shows ads.

### Which is updated more often, Blocks App or LEHMANN Transponder?

Blocks App ships an update every 5 weeks, and LEHMANN Transponder every 10 months. Most recently, Blocks App was updated on October 25, 2026 and LEHMANN Transponder on October 4, 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.*