# Poriangle vs SpiroGraph Tool

The clearest difference is price: Poriangle at Free against SpiroGraph Tool's $0.99. SpiroGraph Tool's advantage is ads (none vs shown) and chart position (#192 vs unranked). On in-app purchases, device support and iOS requirement there is nothing between them.

Poriangle is free to download; SpiroGraph Tool costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Poriangle | SpiroGraph Tool |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Best chart rank | — | **#192** |
| Size | 4 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuya Tobioka](https://appshunter.io/developer/363452280) | [Yang Zhang](https://appshunter.io/developer/1821931362) |

## What reviewers say

### Poriangle

[App page](https://appshunter.io/ios/app/poriangle-polygon-plus-triangle/id6758614238)

**In-app purchases:** none


### SpiroGraph Tool

[App page](https://appshunter.io/ios/app/spirograph-tool/id6759474624)

**Currently charting:** #192 Top Paid · Graphics & Design (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Poriangle free?

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

### Is SpiroGraph Tool free?

SpiroGraph Tool costs $0.99, with no in-app purchases.

### Do Poriangle or SpiroGraph Tool have ads?

Poriangle shows ads; SpiroGraph Tool does not.

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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.*