# PRARIS vs Certezia

The clearest difference is in-app purchases: PRARIS at none against Certezia's 1. Certezia's advantage is update cadence (fortnightly vs every 54 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Certezia sells 1 in-app purchase, starting at $3.99 per year. PRARIS asks for nothing beyond the download.

PRARIS ships an update every 54 months, Certezia fortnightly. The most recent releases landed on October 27, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | PRARIS | Certezia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/certezia/id6756247213/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 54 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 2 MB | 113 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Assetec](https://appshunter.io/developer/1422887931) | [Certezia EIRL](https://appshunter.io/developer/1859511027) |

## What reviewers say

### PRARIS

[App page](https://appshunter.io/ios/app/praris/id1612326781)

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

**In-app purchases:** none


### Certezia

[App page](https://appshunter.io/ios/app/certezia/id6756247213)

Digitally sign documents securely and legally in Peru using your electronic National Identity Document (DNIe) and NFC technology. This app allows for quick and easy signing directly from your smartphone, eliminating the need for extra hardware or certificates.

**Highlights:** Digital document signing, Utilizes DNIe and NFC, Smartphone signing, Legal compliance in Peru, No USB readers or extra certificates needed

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Firma Personal Premium | $3.99 | per year |


## Frequently asked questions

### Is PRARIS free?

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

### Is Certezia free?

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

### Do PRARIS or Certezia have ads?

Neither PRARIS nor Certezia shows ads.

### Which is updated more often, PRARIS or Certezia?

PRARIS ships an update every 54 months, and Certezia fortnightly. Most recently, PRARIS was updated on October 27, 2026 and Certezia on October 21, 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.*