# Software602 Signer vs REX Centrum bezpečí

The clearest difference is in-app purchases: REX Centrum bezpečí at none against Software602 Signer's 2. REX Centrum bezpečí also leads on review sentiment (80% vs 60%) and iOS requirement (11.0 vs 17.6). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Software602 Signer sells 2 one-off in-app purchases. REX Centrum bezpečí asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Software602 Signer | REX Centrum bezpečí |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/software602-signer/id947419894/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 60 MB | 19 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Software602 a.s.](https://appshunter.io/developer/479863340) | [1. REX SERVICES, a.s.](https://appshunter.io/developer/1084232045) |

## What reviewers say

### Software602 Signer

[App page](https://appshunter.io/ios/app/software602-signer/id947419894)

This premium tool facilitates electronic signatures, time stamps, and data mailbox management. It supports authorization of various document types and mobile photos with GPS data, utilizing qualified digital signatures and remote certificate storage.

**Highlights:** Electronic signature authorization, Time stamping, Data mailbox management, Support for PDF, PDF/A, Office 365 documents, XML form data authorization, Mobile photo authorization with GPS, Qualified digital signature creation

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Signer Licence + 1 year | $129.99 | one-time |
| Next year of Signer usage | $129.99 | one-time |


### REX Centrum bezpečí

[App page](https://appshunter.io/ios/app/rex-centrum-bezpeci/id1530005571)

Manage all your REX devices from a single mobile application. Control security systems, track vehicles and pets, and view event history. Sign in with your REX account to access all features.

**Highlights:** Arm and disarm controls, Map view, Logbook and event history, Device and contact settings, Billing and payment, Support for various REX devices

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Software602 Signer free?

Software602 Signer is free to download, with in-app purchases available.

### Is REX Centrum bezpečí free?

REX Centrum bezpečí is free to download, with no in-app purchases.

### Do Software602 Signer or REX Centrum bezpečí have ads?

Neither Software602 Signer nor REX Centrum bezpečí shows ads.

### Which is updated more often, Software602 Signer or REX Centrum bezpečí?

Software602 Signer ships an update every 3 months, and REX Centrum bezpečí every 3 months. Most recently, Software602 Signer was updated on October 24, 2026 and REX Centrum bezpečí 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.*