# Velocity Triangles Analysis vs Carbon Compounds Practice

The clearest difference is in-app purchases: Velocity Triangles Analysis at none against Carbon Compounds Practice's 1. Velocity Triangles Analysis also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. Carbon Compounds Practice sells 1 one-off in-app purchase. Velocity Triangles Analysis asks for nothing beyond the download.

## The numbers

| Metric | Velocity Triangles Analysis | Carbon Compounds Practice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 2 days | — |
| Size | 52 MB | 29 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [Aristotle University of Thessaloniki](https://appshunter.io/developer/542325073) | [Manish Kumar](https://appshunter.io/developer/1854995154) |

## What reviewers say

### Velocity Triangles Analysis

[App page](https://appshunter.io/ios/app/velocity-triangles-analysis/id1543899511)

**Features:** macOS Compatibility

**In-app purchases:** none


### Carbon Compounds Practice

[App page](https://appshunter.io/ios/app/carbon-compounds-practice/id6760224779)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.49 | one-time |


## Frequently asked questions

### Is Velocity Triangles Analysis free?

Velocity Triangles Analysis is free to download, with no in-app purchases.

### Is Carbon Compounds Practice free?

Carbon Compounds Practice is free to download, with in-app purchases available.

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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.*