# Undralingur vs CocoLoco

The clearest difference is price: Undralingur at Free against CocoLoco's $0.99. CocoLoco's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Undralingur is free to download; CocoLoco costs $0.99 up front. Undralingur sells 1 in-app purchase, starting at $9.99 per month. CocoLoco asks for nothing beyond the download.

Undralingur ships an update fortnightly, CocoLoco every 3 weeks. The most recent releases landed on September 30, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Undralingur | CocoLoco |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/undralingur/id6474342185/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 23 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Undralingur ehf.](https://appshunter.io/developer/1719994822) | [Pablo Anaya](https://appshunter.io/developer/1580088651) |

## What reviewers say

### Undralingur

[App page](https://appshunter.io/ios/app/undralingur/id6474342185)

An interactive reading platform for young Icelandic readers. It offers dynamic, audio-visual stories where characters respond to the reader, promoting engagement and improving literacy skills. Features include adjustable reading support and personalized story experiences.

**Highlights:** Interactive stories with talking characters, Adjustable reading support (read-aloud, highlighting), Personalized story experiences, Character customization, Free book samples, Growing library of Icelandic books

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mánaðaráskrift | $9.99 | per month |


### CocoLoco

[App page](https://appshunter.io/ios/app/cocoloco-math-practice/id6743376748)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Undralingur free?

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

### Is CocoLoco free?

CocoLoco costs $0.99, with no in-app purchases.

### Do Undralingur or CocoLoco have ads?

Neither Undralingur nor CocoLoco shows ads.

### Which is updated more often, Undralingur or CocoLoco?

Undralingur ships an update fortnightly, and CocoLoco every 3 weeks. Most recently, Undralingur was updated on September 30, 2026 and CocoLoco on September 27, 2026.

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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.*