# PS vs Hidjama Quantum

The clearest difference is in-app purchases: Hidjama Quantum at none against PS's 1. Hidjama Quantum also leads on update cadence (every 4 months vs every 12 months). PS's advantage is iOS requirement (11.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. PS sells 1 in-app purchase, starting at $13.99 per month. Hidjama Quantum asks for nothing beyond the download.

PS ships an update every 12 months, Hidjama Quantum every 4 months. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | PS | Hidjama Quantum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hidjama-quantum/id6479644776/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 17 MB | 74 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [OFIS KONTROLLER, OOO](https://appshunter.io/developer/1513935187) | [Magomed Lyanov](https://appshunter.io/developer/1548438644) |

## What reviewers say

### PS

[App page](https://appshunter.io/ios/app/ps-consult/id1579633224)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Членский взнос (Месяц) | $13.99 | per month |


### Hidjama Quantum

[App page](https://appshunter.io/ios/app/hidjama-quantum/id6479644776)

Explore the quantum state of the vacuum and its effects on living organisms. This app aims to generate specialists in physics, biology, and physiology to deepen understanding of quantum phenomena and the world around us.

**Highlights:** Quantum vacuum state exploration, Interdisciplinary specialist generation, Study of vacuum effects on tissues, Understanding quantum phenomena, Simplified scientific concepts

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

**In-app purchases:** none


## Frequently asked questions

### Is PS free?

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

### Is Hidjama Quantum free?

Hidjama Quantum is free to download, with no in-app purchases.

### Do PS or Hidjama Quantum have ads?

Neither PS nor Hidjama Quantum shows ads.

### Which is updated more often, PS or Hidjama Quantum?

PS ships an update every 12 months, and Hidjama Quantum every 4 months. Most recently, PS was updated on October 7, 2026 and Hidjama Quantum on October 13, 2026.

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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.*