# WikiTorina vs Sunja

The clearest difference is in-app purchases: WikiTorina at none against Sunja's 2. WikiTorina also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Sunja sells 2 in-app purchases, starting at $29.99 per month. WikiTorina asks for nothing beyond the download.

## The numbers

| Metric | WikiTorina | Sunja |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 months |
| Size | 72 MB | 70 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Yevgeniy Mavrin](https://appshunter.io/developer/1852749276) | [Sunja Labs Private Limited](https://appshunter.io/developer/1774734869) |

## What reviewers say

### WikiTorina

[App page](https://appshunter.io/ios/app/wikitorina/id6755237337)

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

**In-app purchases:** none


### Sunja

[App page](https://appshunter.io/ios/app/sunja-interactive-3d-science/id6760365462)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Learning | $29.99 | per month |
| Annual Learning | $199.99 | per year |


## Frequently asked questions

### Is WikiTorina free?

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

### Is Sunja free?

Sunja is free to download, with in-app purchases available.

### Do WikiTorina or Sunja have ads?

Sunja shows ads; WikiTorina does not.

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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.*