# Quantum LMS vs Grover algorithm 2

The clearest difference is iOS requirement: Quantum LMS at 12.0 against Grover algorithm 2's 16.0. 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 LMS | Grover algorithm 2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 53 MB | 6 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [QUANTUM FOR INFORMATION TECHNOLOGY](https://appshunter.io/developer/1486854639) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Quantum LMS

[App page](https://appshunter.io/ios/app/quantum-lms/id6474442482)

**Features:** macOS Compatibility

**In-app purchases:** none


### Grover algorithm 2

[App page](https://appshunter.io/ios/app/grover-algorithm-2/id6504128318)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quantum LMS free?

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

### Is Grover algorithm 2 free?

Grover algorithm 2 is free to download, with no in-app purchases.

### Do Quantum LMS or Grover algorithm 2 have ads?

Neither Quantum LMS nor Grover algorithm 2 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.*