# eTrainer Educational vs Nuestra biblioteca

The clearest difference is update cadence: Nuestra biblioteca at every 4 months against eTrainer Educational's every 8 months. eTrainer Educational's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

eTrainer Educational ships an update every 8 months, Nuestra biblioteca every 4 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | eTrainer Educational | Nuestra biblioteca |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Size | 55 MB | 286 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Emotional Network](https://appshunter.io/developer/626278937) | [Polygon Education S.L](https://appshunter.io/developer/1182312666) |

## What reviewers say

### eTrainer Educational

[App page](https://appshunter.io/ios/app/etrainer-educational/id1043482274)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nuestra biblioteca

[App page](https://appshunter.io/ios/app/nuestra-biblioteca/id1276460217)

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

**In-app purchases:** none


## Frequently asked questions

### Is eTrainer Educational free?

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

### Is Nuestra biblioteca free?

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

### Do eTrainer Educational or Nuestra biblioteca have ads?

Neither eTrainer Educational nor Nuestra biblioteca shows ads.

### Which is updated more often, eTrainer Educational or Nuestra biblioteca?

eTrainer Educational ships an update every 8 months, and Nuestra biblioteca every 4 months. Most recently, eTrainer Educational was updated on November 2, 2026 and Nuestra biblioteca on November 3, 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.*