# Physics Motion Practice vs Derivon

The clearest difference is in-app purchases: Physics Motion Practice at none against Derivon's 3. Physics Motion Practice also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Derivon sells 3 one-off in-app purchases. Physics Motion Practice asks for nothing beyond the download.

## The numbers

| Metric | Physics Motion Practice | Derivon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/derivon-calculus-practice/id6761150220/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 days |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 130 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Manish Kumar](https://appshunter.io/developer/1854995154) | [RYOMA MIZUTANI](https://appshunter.io/developer/1736955493) |

## What reviewers say

### Physics Motion Practice

[App page](https://appshunter.io/ios/app/physics-motion-practice/id6759610740)

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

**In-app purchases:** none


### Derivon

[App page](https://appshunter.io/ios/app/derivon-calculus-practice/id6761150220)

Master calculus concepts like derivatives and integrals through daily, intuitive practice. Earn rewards, collect planets, and build streaks as you progress through challenges. Designed for quick, effective learning sessions.

**Highlights:** Daily calculus problem practice, Earn Star Sand rewards, Collect planets in Gallery, Build and maintain daily streaks, Rank-Up Challenges, Shooting mode for breaks

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Star Fragments | $0.99 | one-time |
| 12 Star Fragments | $1.99 | one-time |
| 32 Star Fragments | $3.99 | one-time |


## Frequently asked questions

### Is Physics Motion Practice free?

Physics Motion Practice is free to download, with no in-app purchases.

### Is Derivon free?

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

### Do Physics Motion Practice or Derivon have ads?

Derivon shows ads; Physics Motion Practice 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.*