# ATA Carnet vs Halcom One Serbia

The clearest difference is update cadence: ATA Carnet at monthly against Halcom One Serbia's every 5 months. Halcom One Serbia's advantage is iOS requirement (12.1 vs 15.0). 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.

ATA Carnet ships an update monthly, Halcom One Serbia every 5 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | ATA Carnet | Halcom One Serbia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/halcom-one-serbia/id1515241708/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | — | Free |
| Size | 79 MB | 46 MB |
| Requires iOS | 15.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHAMBRE DE COMMERCE INTERNATIONALE](https://appshunter.io/developer/1459258242) | [HALCOM AD BEOGRAD](https://appshunter.io/developer/1457971068) |

## What reviewers say

### ATA Carnet

[App page](https://appshunter.io/ios/app/ata-carnet/id1470367115)

**Features:** Vision Pro support

**In-app purchases:** none


### Halcom One Serbia

[App page](https://appshunter.io/ios/app/halcom-one-serbia/id1515241708)

This app provides a secure and user-friendly way to authenticate and digitally sign documents. It offers two-factor authentication and cloud-based digital signatures for various document types, ensuring compliance with regulations like GDPR and eIDAS.

**Highlights:** Two-factor authentication, Cloud-based digital signatures, Digital signing of XML and PDF documents, Customized visualization (WYSIWYS), 24/7 availability, GDPR, eIDAS, and PSD2 compliant

**In-app purchases:** none


## Frequently asked questions

### Is ATA Carnet free?

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

### Is Halcom One Serbia free?

Halcom One Serbia is free to download, with no in-app purchases.

### Do ATA Carnet or Halcom One Serbia have ads?

Neither ATA Carnet nor Halcom One Serbia shows ads.

### Which is updated more often, ATA Carnet or Halcom One Serbia?

ATA Carnet ships an update monthly, and Halcom One Serbia every 5 months. Most recently, ATA Carnet was updated on November 3, 2026 and Halcom One Serbia on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*