# Trigr vs Concrete Calculator ·

The clearest difference is price: Concrete Calculator · at Free against Trigr's $1.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Trigr | Concrete Calculator · |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| 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 | Daily | — |
| Monetization | Paid | — |
| Size | 66 MB | 6 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Evolv Developments Pty. Ltd.](https://appshunter.io/developer/1679865917) | [TURKER KIZILCIK](https://appshunter.io/developer/1719355538) |

## What reviewers say

### 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


### Concrete Calculator ·

[App page](https://appshunter.io/ios/app/concrete-calculator/id6737987351)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trigr free?

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

### Is Concrete Calculator · free?

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

### Do Trigr or Concrete Calculator · have ads?

Neither Trigr nor Concrete Calculator · shows ads.

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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.*