# Guess the Graph vs Touch Trigonometry

The clearest difference is in-app purchases: Guess the Graph at none against Touch Trigonometry's 1. Touch Trigonometry's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Touch Trigonometry sells 1 one-off in-app purchase. Guess the Graph asks for nothing beyond the download.

## The numbers

| Metric | Guess the Graph | Touch Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/guess-the-graph/id6757135056/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Monetization | Free | — |
| Size | 4 MB | 48 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Tianze Guan](https://appshunter.io/developer/1864804675) | [Aisatsu LLC](https://appshunter.io/developer/1874553323) |

## What reviewers say

### Guess the Graph

[App page](https://appshunter.io/ios/app/guess-the-graph/id6757135056)

This educational app helps students understand mathematical functions by analyzing and reconstructing graphs. It offers interactive challenges with real-time visual feedback, supporting various difficulty levels and function types.

**Highlights:** Interactive graph analysis, Function reconstruction challenges, Real-time graph updates, Multiple difficulty levels, Custom math input interface, Built-in cheat sheet

**In-app purchases:** none


### Touch Trigonometry

[App page](https://appshunter.io/ios/app/touch-trigonometry/id6758712159)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Touch Trigonometry | $4.99 | one-time |


## Frequently asked questions

### Is Guess the Graph free?

Guess the Graph is free to download, with no in-app purchases.

### Is Touch Trigonometry free?

Touch Trigonometry is free to download, with in-app purchases available.

### Do Guess the Graph or Touch Trigonometry have ads?

Neither Guess the Graph nor Touch Trigonometry 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.*