# Houaiss.on vs Biblioteca Fundacentro

The clearest difference is iOS requirement: Houaiss.on at 12.0 against Biblioteca Fundacentro's 15.6. 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.

Houaiss.on ships an update every 5 months, Biblioteca Fundacentro every 9 months. Both last shipped on October 1, 2026.

## The numbers

| Metric | Houaiss.on | Biblioteca Fundacentro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (6 ratings)](https://appshunter.io/ios/app/houaisson/id1238388805/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 26.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Free | — |
| Size | 8 MB | 114 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Instituto Antônio Houaiss de Lexicografia](https://appshunter.io/developer/1238388804) | [Servicos e Informacoes do Brasil](https://appshunter.io/developer/1475781851) |

## What reviewers say

### Houaiss.on

[App page](https://appshunter.io/ios/app/houaisson/id1238388805)

Access the Houaiss dictionaries and automatically correct your texts on iOS devices. This educational tool helps improve writing accuracy and vocabulary.

**Highlights:** Access Houaiss dictionaries, Automatic text correction, Improve writing accuracy, Vocabulary enhancement

**Features:** macOS Compatibility

**In-app purchases:** none


### Biblioteca Fundacentro

[App page](https://appshunter.io/ios/app/biblioteca-fundacentro/id6702024708)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Houaiss.on free?

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

### Is Biblioteca Fundacentro free?

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

### Do Houaiss.on or Biblioteca Fundacentro have ads?

Neither Houaiss.on nor Biblioteca Fundacentro shows ads.

### Which is updated more often, Houaiss.on or Biblioteca Fundacentro?

Houaiss.on ships an update every 5 months, and Biblioteca Fundacentro every 9 months. Most recently, Houaiss.on was updated on October 1, 2026 and Biblioteca Fundacentro on October 1, 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.*