# O2 aplikácia vs One Big Keyboard

The clearest difference is in-app purchases: O2 aplikácia at none against One Big Keyboard's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. One Big Keyboard sells 1 one-off in-app purchase. O2 aplikácia asks for nothing beyond the download.

## The numbers

| Metric | O2 aplikácia | One Big Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (190 ratings)](https://appshunter.io/ios/app/o2-aplikacia/id778586659/reviews)** | — |
| Number of ratings | **190** | — |
| Positive reviews | 22.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 261 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [O2 Slovakia, s.r.o.](https://appshunter.io/developer/653472723) | [Hello Good Day LLC](https://appshunter.io/developer/1720039558) |

## 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


### One Big Keyboard

[App page](https://appshunter.io/ios/app/one-big-keyboard-operators/id6801952736)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Big Keyboard Pro | $4.99 | one-time |


## Frequently asked questions

### Is O2 aplikácia free?

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

### Is One Big Keyboard free?

One Big Keyboard is free to download, with in-app purchases available.

### Do O2 aplikácia or One Big Keyboard have ads?

Neither O2 aplikácia nor One Big Keyboard shows ads.

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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.*