# O2 aplikácia vs Congressa

The clearest difference is update cadence: Congressa at every 3 days against O2 aplikácia's every 2 weeks. Congressa also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

O2 aplikácia ships an update every 2 weeks, Congressa every 3 days. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | O2 aplikácia | Congressa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (185 ratings)](https://appshunter.io/ios/app/o2-aplikacia/id778586659/reviews)** | — |
| Number of ratings | **185** | — |
| Positive reviews | 22.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 255 MB | 7 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [O2 Slovakia, s.r.o.](https://appshunter.io/developer/653472723) | [Jan Sikuta](https://appshunter.io/developer/6782549504) |

## What reviewers say

### O2 aplikácia

[App page](https://appshunter.io/ios/app/o2-aplikacia/id778586659)

Manage your mobile plan, monitor usage, pay bills, and get exclusive benefits. Easily add new services, contact support via chat, and even get new SIM cards for your family.

**Highlights:** Monitor data and call usage, Pay bills and top up credit, Manage O2 Spolu groups, Get exclusive weekly surprises, Contact support via chat, Purchase new SIM cards

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

**In-app purchases:** none


### Congressa

[App page](https://appshunter.io/ios/app/congressa/id6809326421)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is O2 aplikácia free?

O2 aplikácia is free to download, with no in-app purchases.

### Is Congressa free?

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

### Do O2 aplikácia or Congressa have ads?

Neither O2 aplikácia nor Congressa shows ads.

### Which is updated more often, O2 aplikácia or Congressa?

O2 aplikácia ships an update every 2 weeks, and Congressa every 3 days. Most recently, O2 aplikácia was updated on October 18, 2026 and Congressa on October 8, 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.*