# TMU Calculator vs ENGEL authentig

The clearest difference is update cadence: ENGEL authentig at every 6 weeks against TMU Calculator's every 6 months. ENGEL authentig also leads on device support (3 vs 1). TMU Calculator's advantage is iOS requirement (9.3 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TMU Calculator ships an update every 6 months, ENGEL authentig every 6 weeks. The most recent releases landed on June 10, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | TMU Calculator | ENGEL authentig |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/engel-authentig/id1453976745/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 58 MB | 41 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cut Corners GmbH](https://appshunter.io/developer/1028904545) | [ENGEL AUSTRIA GmbH](https://appshunter.io/developer/687631542) |

## What reviewers say

### TMU Calculator

[App page](https://appshunter.io/ios/app/tmu-calculator/id1028904546)

This application streamlines the preparation and transfer of MTM analyses directly on-site. It offers transparency through clear steps and stored definitions, making it ideal for training and improving production processes. The tool helps identify waste, reduce costs, and increase productivity.

**Highlights:** On-site MTM analysis preparation, Direct data transfer to systems, Transparent selection steps and definitions, Supports MTM and other pre-determined time systems, Cost-effective MTM implementation, Facilitates employee training

**Features:** macOS Compatibility

**In-app purchases:** none


### ENGEL authentig

[App page](https://appshunter.io/ios/app/engel-authentig/id1453976745)

This app provides real-time insights into production status, machine performance, and key metrics like OEE. It helps production managers identify issues early to prevent losses and optimize resource utilization.

**Highlights:** Production status overview, Current order details, Machine status and downtime log, Utilization and cycle time tracking, Quality rate and OEE display, Production event logging

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TMU Calculator free?

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

### Is ENGEL authentig free?

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

### Do TMU Calculator or ENGEL authentig have ads?

Neither TMU Calculator nor ENGEL authentig shows ads.

### Which is updated more often, TMU Calculator or ENGEL authentig?

TMU Calculator ships an update every 6 months, and ENGEL authentig every 6 weeks. Most recently, TMU Calculator was updated on June 10, 2026 and ENGEL authentig on July 5, 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.*