# nanuk（ナヌーク） vs e's / U

The clearest difference is iOS requirement: nanuk（ナヌーク） at 8.0 against e's / U's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

nanuk（ナヌーク） ships an update every 17 months, e's / U every 19 months. The most recent releases landed on October 26, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | nanuk（ナヌーク） | e's / U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 17 months** | Every 19 months |
| Size | 3 MB | 4 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naoya Takahashi](https://appshunter.io/developer/1301211980) | [shingo kamei](https://appshunter.io/developer/1256845824) |

## What reviewers say

### nanuk（ナヌーク）

[App page](https://appshunter.io/ios/app/nanuk/id1450597372)

**In-app purchases:** none


### e's / U

[App page](https://appshunter.io/ios/app/es-u/id1526429603)

**In-app purchases:** none


## Frequently asked questions

### Is nanuk（ナヌーク） free?

nanuk（ナヌーク） is free to download, with no in-app purchases.

### Is e's / U free?

e's / U is free to download, with no in-app purchases.

### Do nanuk（ナヌーク） or e's / U have ads?

Neither nanuk（ナヌーク） nor e's / U shows ads.

### Which is updated more often, nanuk（ナヌーク） or e's / U?

nanuk（ナヌーク） ships an update every 17 months, and e's / U every 19 months. Most recently, nanuk（ナヌーク） was updated on October 26, 2026 and e's / U on October 6, 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.*