# Libros vs Colex

Libros and Colex are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Libros ships an update fortnightly, Colex every 9 days. The most recent releases landed on August 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Libros | Colex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/libros-e-odilo-complutense/id1463016209/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free | — |
| Size | 66 MB | 15 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Odilo](https://appshunter.io/developer/976580041) | [DESARROLLOS Y SERVICIOS DE INTERNET PARA PROFESIONALES, S.L](https://appshunter.io/developer/962117331) |

## 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


### Colex

[App page](https://appshunter.io/ios/app/colex/id6742081684)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Libros free?

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

### Is Colex free?

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

### Do Libros or Colex have ads?

Neither Libros nor Colex shows ads.

### Which is updated more often, Libros or Colex?

Libros ships an update fortnightly, and Colex every 9 days. Most recently, Libros was updated on August 25, 2026 and Colex on September 14, 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.*