# Learn JSON vs Streak a Math

The clearest difference is price: Streak a Math at Free against Learn JSON's $2.99. Learn JSON's advantage is iOS requirement (12.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Streak a Math is free to download; Learn JSON costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Learn JSON | Streak a Math |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 60 MB | 3 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 17+ |
| Developer | [Shahbaz Khan](https://appshunter.io/developer/1479963383) | [Danio Gasparro](https://appshunter.io/developer/1884073548) |

## What reviewers say

### Learn JSON

[App page](https://appshunter.io/ios/app/learn-json-master-data-syntax/id6753858340)

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

**In-app purchases:** none


### Streak a Math

[App page](https://appshunter.io/ios/app/streak-a-math/id6760354854)

**In-app purchases:** none


## Frequently asked questions

### Is Learn JSON free?

Learn JSON costs $2.99, with no in-app purchases.

### Is Streak a Math free?

Streak a Math is free to download, with no in-app purchases.

### Do Learn JSON or Streak a Math have ads?

Neither Learn JSON nor Streak a Math shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*