# Autofirma App vs POPULIT

The clearest difference is in-app purchases: Autofirma App at none against POPULIT's 8. POPULIT's advantage is update cadence (every 3 weeks vs every 7 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. POPULIT sells 8 one-off in-app purchases. Autofirma App asks for nothing beyond the download.

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

## The numbers

| Metric | Autofirma App | POPULIT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 6.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 35 MB | 203 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ministerio de Asuntos Economicos y Transformacion Digital](https://appshunter.io/developer/627410004) | [POPULIT TECHNOLOGY, SL](https://appshunter.io/developer/1819876265) |

## 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


### POPULIT

[App page](https://appshunter.io/ios/app/populit/id6747107615)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Pops Pack | $4.00 | one-time |
| 105 Pops Pack | $9.00 | one-time |
| Paquete de 165 Pops | $14.00 | one-time |
| 235 Pops Pack | $18.00 | one-time |
| 305 Pops Pack | $22.00 | one-time |
| 375 Pops Pack | $25.00 | one-time |
| 605 Pops Pack | $45.00 | one-time |
| 875 Pops Pack | $69.00 | one-time |


## Frequently asked questions

### Is Autofirma App free?

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

### Is POPULIT free?

POPULIT is free to download, with in-app purchases available.

### Do Autofirma App or POPULIT have ads?

Neither Autofirma App nor POPULIT shows ads.

### Which is updated more often, Autofirma App or POPULIT?

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