# Autofirma App vs + Unide

The clearest difference is update cadence: + Unide at every 3 weeks against Autofirma App's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Autofirma App ships an update every 7 months, + Unide every 3 weeks. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Autofirma App | + Unide |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 6.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 35 MB | 26 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Ministerio de Asuntos Economicos y Transformacion Digital](https://appshunter.io/developer/627410004) | [Dinamic Area Software S.L](https://appshunter.io/developer/542653302) |

## What reviewers say

### Autofirma App

[App page](https://appshunter.io/ios/app/autofirma-app/id627410001)

Sign electronic documents and PDFs directly from your iOS device. Supports web-based transactions and local files, requiring a digital certificate for secure authentication. Compatible with iOS 17+ and any web browser.

**Highlights:** Electronic signature for web transactions, Sign PDF documents, Digital certificate installation, iOS 17+ compatibility, Web browser integration, Cloud storage access

**Features:** Vision Pro support

**In-app purchases:** none


### + Unide

[App page](https://appshunter.io/ios/app/plus-unide/id1628085652)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Autofirma App free?

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

### Is + Unide free?

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

### Do Autofirma App or + Unide have ads?

Neither Autofirma App nor + Unide shows ads.

### Which is updated more often, Autofirma App or + Unide?

Autofirma App ships an update every 7 months, and + Unide every 3 weeks. Most recently, Autofirma App was updated on October 10, 2026 and + Unide on October 5, 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.*