# Cálculo del Factor de Forma vs Libro del Edificio Digital

The clearest difference is iOS requirement: Cálculo del Factor de Forma at 11.0 against Libro del Edificio Digital's 15.1. 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.

Cálculo del Factor de Forma ships an update every 2 months, Libro del Edificio Digital every 5 weeks. The most recent releases landed on September 29, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Cálculo del Factor de Forma | Libro del Edificio Digital |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 9 MB | 37 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Saint-Gobain](https://appshunter.io/developer/543924473) | [Jose Sanchez Portillo](https://appshunter.io/developer/1867870421) |

## What reviewers say

### Cálculo del Factor de Forma

[App page](https://appshunter.io/ios/app/calculo-del-factor-de-forma/id493882662)

**Features:** macOS Compatibility

**In-app purchases:** none


### Libro del Edificio Digital

[App page](https://appshunter.io/ios/app/libro-del-edificio-digital/id6757621772)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cálculo del Factor de Forma free?

Cálculo del Factor de Forma is free to download, with no in-app purchases.

### Is Libro del Edificio Digital free?

Libro del Edificio Digital is free to download, with no in-app purchases.

### Do Cálculo del Factor de Forma or Libro del Edificio Digital have ads?

Neither Cálculo del Factor de Forma nor Libro del Edificio Digital shows ads.

### Which is updated more often, Cálculo del Factor de Forma or Libro del Edificio Digital?

Cálculo del Factor de Forma ships an update every 2 months, and Libro del Edificio Digital every 5 weeks. Most recently, Cálculo del Factor de Forma was updated on September 29, 2026 and Libro del Edificio Digital on September 25, 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.*