# CIELO USAL vs ISMARINA e

CIELO USAL and ISMARINA e both sit at 5.0 stars, but that hides the real split: 50% of CIELO USAL's written reviews are positive against 0% of ISMARINA e's. CIELO USAL also leads on ratings volume (3 vs 1). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for CIELO USAL against 5.0 for ISMARINA e. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews are what separate them: 50% of CIELO USAL's written reviews are positive against 0% of ISMARINA e's.

CIELO USAL ships an update every 2 weeks, ISMARINA e fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | CIELO USAL | ISMARINA e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/cielo-usal/id1403015571/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ismarina-e-biblioteca/id1487790806/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free | Free |
| Size | 74 MB | 71 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Universidad de Salamanca](https://appshunter.io/developer/657082701) | [Odilo](https://appshunter.io/developer/976580041) |

## What reviewers say

### CIELO USAL

[App page](https://appshunter.io/ios/app/cielo-usal/id1403015571)

Access a vast library of academic, scientific, and leisure e-books. Manage loans and reservations, read online, or download titles for offline access. Customize your reading experience with adjustable fonts, brightness, and annotation tools.

**Highlights:** Browse e-book catalog, Manage loans and reservations, Download books for offline reading, Adjustable reading format, Font customization, Brightness and line spacing adjustment, Text highlighting and note-taking

**In-app purchases:** none


### ISMARINA e

[App page](https://appshunter.io/ios/app/ismarina-e-biblioteca/id1487790806)

This application provides access to a digital library for students and teachers involved in maritime and healthcare professional training. It offers resources for seafarers and ISM program participants.

**Highlights:** Digital library access, Maritime training resources, Healthcare training resources, For students and teachers, Resources for seafarers

**In-app purchases:** none


## Frequently asked questions

### Is CIELO USAL free?

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

### Is ISMARINA e free?

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

### Which has better reviews, CIELO USAL or ISMARINA e?

CIELO USAL and ISMARINA e are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do CIELO USAL or ISMARINA e have ads?

Neither CIELO USAL nor ISMARINA e shows ads.

### Which is updated more often, CIELO USAL or ISMARINA e?

CIELO USAL ships an update every 2 weeks, and ISMARINA e fortnightly. Most recently, CIELO USAL was updated on October 24, 2026 and ISMARINA e on October 24, 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.*