# MDN Public School vs Wiki

The clearest difference is in-app purchases: Wiki at none against MDN Public School's 10. Wiki also leads on update cadence (fortnightly vs every 11 months) and iOS requirement (12.0 vs 15.5). MDN Public School's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. MDN Public School sells 10 one-off in-app purchases. Wiki asks for nothing beyond the download.

MDN Public School ships an update every 11 months, Wiki fortnightly. The most recent releases landed on September 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | MDN Public School | Wiki |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Fortnightly** |
| Size | 147 MB | 33 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [MINERVA K.K.](https://appshunter.io/developer/1597905460) |

## What reviewers say

### MDN Public School

[App page](https://appshunter.io/ios/app/mdn-public-school/id6741516404)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AX | $39.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


### Wiki

[App page](https://appshunter.io/ios/app/wiki-tik-bite-sized-learning/id6744751835)

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

**In-app purchases:** none


## Frequently asked questions

### Is MDN Public School free?

MDN Public School is free to download, with in-app purchases available.

### Is Wiki free?

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

### Do MDN Public School or Wiki have ads?

Wiki shows ads; MDN Public School does not.

### Which is updated more often, MDN Public School or Wiki?

MDN Public School ships an update every 11 months, and Wiki fortnightly. Most recently, MDN Public School was updated on September 17, 2026 and Wiki on October 10, 2026.

---

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