# Libros vs eCasals Off

The clearest difference is update cadence: Libros at fortnightly against eCasals Off's every 36 months. On price, ads, in-app purchases and monetization model there is nothing between them.

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

Libros ships an update fortnightly, eCasals Off every 36 months. The most recent releases landed on September 25, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Libros | eCasals Off |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/libros-e-odilo-complutense/id1463016209/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 36 months |
| Monetization | Free | Free |
| Size | 73 MB | 74 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Odilo](https://appshunter.io/developer/976580041) | [Casals](https://appshunter.io/developer/648256801) |

## What reviewers say

### Libros

[App page](https://appshunter.io/ios/app/libros-e-odilo-complutense/id1463016209)

Access a curated collection of Spanish e-books from the Complutense University of Madrid. Browse, read, borrow, and reserve titles through a user-friendly platform designed for the university community.

**Highlights:** Access curated Spanish e-books, Search and browse titles, Digital borrowing and reservations, Navigate and read content, University community focused

**In-app purchases:** none


### eCasals Off

[App page](https://appshunter.io/ios/app/ecasals-off-line/id1484934375)

Access digital textbooks and resources from Editorial Casals offline. Download content from the ecasals.net website to view books and utilize most platform features without an internet connection. Use your existing eCasals web account credentials to log in.

**Highlights:** Offline access to digital books, Access to most platform features, Use existing eCasals web account, Download content from website, View book pages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Libros free?

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

### Is eCasals Off free?

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

### Do Libros or eCasals Off have ads?

Neither Libros nor eCasals Off shows ads.

### Which is updated more often, Libros or eCasals Off?

Libros ships an update fortnightly, and eCasals Off every 36 months. Most recently, Libros was updated on September 25, 2026 and eCasals Off on September 11, 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.*