# Physica vs Развитие памяти

The clearest difference is in-app purchases: Развитие памяти at none against Physica's 6. Развитие памяти also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Physica sells 6 in-app purchases, starting at $6.99 per month. Развитие памяти asks for nothing beyond the download.

## The numbers

| Metric | Physica | Развитие памяти |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Size | 104 MB | 2 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lojas Software Corp](https://appshunter.io/developer/1799458054) | [Nikita Shlapatskiy](https://appshunter.io/developer/1617308322) |

## What reviewers say

### Physica

[App page](https://appshunter.io/ios/app/physica-discover-physics/id6767663716)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Physica Pro (Monthly) | $6.99 | per month |
| 25 Hints - Photon Pack | $0.99 | one-time |
| 5 Skips - Tachyon Pack | $0.99 | one-time |
| 60 Hints - Kinetic Bundle | $1.99 | one-time |
| 15 Skips - Wormhole Bundle | $1.99 | one-time |
| 150 Hints · Photon Pack | $3.99 | one-time |


### Развитие памяти

[App page](https://appshunter.io/ios/app/clearmemory/id6787921989)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Physica free?

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

### Is Развитие памяти free?

Развитие памяти is free to download, with no in-app purchases.

### Do Physica or Развитие памяти have ads?

Physica shows ads; Развитие памяти 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.*