# Trigonometry Portal AR vs MultiCircle

The clearest difference is price: MultiCircle at Free against Trigonometry Portal AR's $1.99. MultiCircle also leads on device support (3 vs 1). Trigonometry Portal AR's advantage is iOS requirement (12.0 vs 15.2). On rating, ratings volume, ads and in-app purchases there is nothing between them.

MultiCircle is free to download; Trigonometry Portal AR costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 1.0 for Trigonometry Portal AR against 1.0 for MultiCircle. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Trigonometry Portal AR | MultiCircle |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/trigonometry-portal-ar/id1358343863/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/multicircle/id6449422811/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | — |
| Monetization | Paid | **Free** |
| Size | 33 MB | 1 MB |
| Requires iOS | **12.0** | 15.2 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [David Knothe](https://appshunter.io/developer/1261512247) |

## What reviewers say

### Trigonometry Portal AR

[App page](https://appshunter.io/ios/app/trigonometry-portal-ar/id1358343863)

Explore trigonometry concepts in an augmented reality environment. This app creates virtual rooms where you can interact with information about key terms and ideas from the high school curriculum. Walk around, tap on objects, and hear definitions read aloud.

**Highlights:** Augmented reality exploration, Virtual trigonometry rooms, Interactive information access, Siri-read aloud definitions, Scrollable term lists

**Features:** macOS Compatibility

**In-app purchases:** none


### MultiCircle

[App page](https://appshunter.io/ios/app/multicircle/id6449422811)

Explore a world centered around circles and their variations. This educational application offers a unique visual experience focused on geometric shapes. It's designed for users interested in exploring fundamental concepts through interactive elements.

**Highlights:** Circle exploration, Geometric concepts, Visual learning, Interactive elements

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trigonometry Portal AR free?

Trigonometry Portal AR costs $1.99, with no in-app purchases.

### Is MultiCircle free?

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

### Which has better reviews, Trigonometry Portal AR or MultiCircle?

Trigonometry Portal AR and MultiCircle are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Trigonometry Portal AR or MultiCircle have ads?

Neither Trigonometry Portal AR nor MultiCircle 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.*