# Graph³ vs Proportion Ratio Solver

The clearest difference is price: Proportion Ratio Solver at Free against Graph³'s $0.99. Proportion Ratio Solver also leads on in-app purchases (none vs 1). Graph³'s advantage is ads (none vs shown) and iOS requirement (9.0 vs 12.0). On device support there is nothing between them.

Proportion Ratio Solver is free to download; Graph³ costs $0.99 up front. Graph³ sells 1 one-off in-app purchase. Proportion Ratio Solver asks for nothing beyond the download.

## The numbers

| Metric | Graph³ | Proportion Ratio Solver |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Paid | — |
| Size | 10 MB | 29 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Norbert Grieger](https://appshunter.io/developer/1437060665) | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) |

## What reviewers say

### Graph³

[App page](https://appshunter.io/ios/app/graph/id1437807952)

Visualize mathematical functions in 2D and 3D with over 24 built-in functions. Automatically detect special points, customize settings for each function, and save your work. Ideal for students and math enthusiasts.

**Highlights:** 2D and 3D function display, Over 24 mathematical functions, Automatic detection of special points, Customizable function settings, Save and load scenes, Value table for function analysis

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3D Graph | $0.99 | one-time |


### Proportion Ratio Solver

[App page](https://appshunter.io/ios/app/proportion-ratio-solver/id6739363010)

**In-app purchases:** none


## Frequently asked questions

### Is Graph³ free?

Graph³ costs $0.99, and also offers in-app purchases.

### Is Proportion Ratio Solver free?

Proportion Ratio Solver is free to download, with no in-app purchases.

### Do Graph³ or Proportion Ratio Solver have ads?

Proportion Ratio Solver shows ads; Graph³ 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.*