# Dirac equation vs Goldbach's Conjecture Math

The clearest difference is iOS requirement: Dirac equation at 17 against Goldbach's Conjecture Math's 26.0. 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 | Dirac equation | Goldbach's Conjecture Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 5 MB | 2 MB |
| Requires iOS | **17** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [OANA RINALDI](https://appshunter.io/developer/1709880614) |

## What reviewers say

### Dirac equation

[App page](https://appshunter.io/ios/app/dirac-equation/id6739155551)

**Features:** macOS Compatibility

**In-app purchases:** none


### Goldbach's Conjecture Math

[App page](https://appshunter.io/ios/app/goldbachs-conjecture-math/id6753913944)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dirac equation free?

Dirac equation is free to download, with no in-app purchases.

### Is Goldbach's Conjecture Math free?

Goldbach's Conjecture Math is free to download, with no in-app purchases.

### Do Dirac equation or Goldbach's Conjecture Math have ads?

Neither Dirac equation nor Goldbach's Conjecture Math 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.*