# quantum error correction vs Quantum Bob

The clearest difference is iOS requirement: quantum error correction at 16.0 against Quantum Bob's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | quantum error correction | Quantum Bob |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/quantum-bob/id6759178420/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Monetization | — | Free |
| Size | 5 MB | 13 MB |
| Requires iOS | **16.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [SquatchCraft LLC](https://appshunter.io/developer/1440325922) |

## What reviewers say

### quantum error correction

[App page](https://appshunter.io/ios/app/quantum-error-correction/id6504707563)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quantum Bob

[App page](https://appshunter.io/ios/app/quantum-bob/id6759178420)

Engage with real quantum physics experiments by predicting measurement outcomes from actual quantum computer data. Compete against an AI leveraging quantum entanglement and discover the quantum advantage through interactive gameplay and lessons.

**Highlights:** Real quantum measurement data, Compete against quantum AI, Local multiplayer, Interactive lessons, Progress tracking, Statistical proof tests

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is quantum error correction free?

quantum error correction is free to download, with no in-app purchases.

### Is Quantum Bob free?

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

### Do quantum error correction or Quantum Bob have ads?

Neither quantum error correction nor Quantum Bob shows ads.

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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.*