# MR Mietpark vs Trigr

The clearest difference is price: MR Mietpark at Free against Trigr's $1.99. MR Mietpark also leads on iOS requirement (14.0 vs 16.1). Trigr's advantage is update cadence (daily vs every 4 weeks). On ads, in-app purchases and device support there is nothing between them.

MR Mietpark is free to download; Trigr costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MR Mietpark ships an update every 4 weeks, Trigr daily. The most recent releases landed on September 8, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | MR Mietpark | Trigr |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trigr-trigonometry-solver/id6448587882/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Daily** |
| Monetization | — | Paid |
| Size | 6 MB | 66 MB |
| Requires iOS | **14.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Der App-Verlag GmbH](https://appshunter.io/developer/428545075) | [Evolv Developments Pty. Ltd.](https://appshunter.io/developer/1679865917) |

## What reviewers say

### MR Mietpark

[App page](https://appshunter.io/ios/app/mr-mietpark/id1091561319)

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

**In-app purchases:** none


### Trigr

[App page](https://appshunter.io/ios/app/trigr-trigonometry-solver/id6448587882)

This app quickly solves for all unknown measurements of right-angle and isosceles triangles using just two known values. It's designed for students, engineers, and builders needing accurate triangle calculations.

**Highlights:** Solves right-angle and isosceles triangles, Calculates all unknown measurements, Requires only two known values, User-friendly interface, Accurate calculations

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

**In-app purchases:** none


## Frequently asked questions

### Is MR Mietpark free?

MR Mietpark is free to download, with no in-app purchases.

### Is Trigr free?

Trigr costs $1.99, with no in-app purchases.

### Do MR Mietpark or Trigr have ads?

Neither MR Mietpark nor Trigr shows ads.

### Which is updated more often, MR Mietpark or Trigr?

MR Mietpark ships an update every 4 weeks, and Trigr daily. Most recently, MR Mietpark was updated on September 8, 2026 and Trigr on September 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*