# NMR Tutor vs Löwen App

The clearest difference is update cadence: Löwen App at weekly against NMR Tutor's fortnightly. Löwen App also leads on iOS requirement (15.0 vs 17.6). 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.

NMR Tutor ships an update fortnightly, Löwen App weekly. The most recent releases landed on September 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | NMR Tutor | Löwen App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nmr-tutor/id785450176/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 28.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | Free |
| Size | 7 MB | 18 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tim E. Burrow](https://appshunter.io/developer/367216557) | [Martin-Luther-Universität Halle-Wittenberg](https://appshunter.io/developer/1053439604) |

## What reviewers say

### NMR Tutor

[App page](https://appshunter.io/ios/app/nmr-tutor/id785450176)

Explore NMR data acquisition and signal processing with interactive simulations. Adjust parameters like noise, apodization, and phase to observe immediate effects on FID and spectra. Learn about common artifacts and advanced concepts like spin-spin coupling.

**Highlights:** Interactive FID and spectra simulations, Adjustable peak positions and decay, Noise and apodization control, Zero filling and phase correction, Simulate acquisition artifacts, Explore spin-spin coupling

**Features:** Vision Pro support

**In-app purchases:** none


### Löwen App

[App page](https://appshunter.io/ios/app/lowen-app/id1053439605)

This app provides mobile access to various IT services for university students. It offers dining hall menus, service point information, a contact directory, library account access, and links to student portals. Users log in with their central university credentials.

**Highlights:** Dining hall menus, Service point locator, Contact directory search, Library account access, Access to student portals, University IT service access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NMR Tutor free?

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

### Is Löwen App free?

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

### Do NMR Tutor or Löwen App have ads?

Neither NMR Tutor nor Löwen App shows ads.

### Which is updated more often, NMR Tutor or Löwen App?

NMR Tutor ships an update fortnightly, and Löwen App weekly. Most recently, NMR Tutor was updated on September 24, 2026 and Löwen App 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.*