# CalculateVolumePro vs Simple Graph Studio

The clearest difference is in-app purchases: Simple Graph Studio at none against CalculateVolumePro's 1. CalculateVolumePro's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CalculateVolumePro sells 1 one-off in-app purchase. Simple Graph Studio asks for nothing beyond the download.

## The numbers

| Metric | CalculateVolumePro | Simple Graph Studio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Monetization | — | Ad-supported |
| Size | 3 MB | 3 MB |
| Requires iOS | **18.0** | 18.4 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Maxime Haeyaert](https://appshunter.io/developer/1274130669) | [Nhat Linh Dang](https://appshunter.io/developer/1857899120) |

## What reviewers say

### CalculateVolumePro

[App page](https://appshunter.io/ios/app/calculatevolumepro/id6737241011)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Detailed calculations | $0.99 | one-time |


### Simple Graph Studio

[App page](https://appshunter.io/ios/app/simple-graph-studio/id6757391302)

Visualize mathematical functions in 2D and 3D with this educational tool. Easily add multiple equations and export high-quality images of your graphs. Perfect for students and educators exploring complex mathematical concepts.

**Highlights:** 2D and 3D graph visualization, Add multiple equations, Export images, Educational tool, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CalculateVolumePro free?

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

### Is Simple Graph Studio free?

Simple Graph Studio is free to download, with no in-app purchases.

### Do CalculateVolumePro or Simple Graph Studio have ads?

Simple Graph Studio shows ads; CalculateVolumePro 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.*