# O Nitre vs BUS Nitra

The clearest difference is iOS requirement: BUS Nitra at 10.0 against O Nitre's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

O Nitre ships an update every 4 months, BUS Nitra every 2 months. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | O Nitre | BUS Nitra |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 36 MB | 139 MB |
| Requires iOS | 15.1 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EWORKS.sk s.r.o.](https://appshunter.io/developer/1456577903) | [Telmax s.r.o.](https://appshunter.io/developer/1598792163) |

## What reviewers say

### O Nitre

[App page](https://appshunter.io/ios/app/o-nitre/id1487467049)

Access city news, event calendars, and essential contacts. Receive customizable alerts for city happenings and critical updates. Discover top local attractions and stay informed about your community.

**Highlights:** City news and events, Important contacts, Top local attractions, Customizable notifications, Critical situation alerts

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

**In-app purchases:** none


### BUS Nitra

[App page](https://appshunter.io/ios/app/bus-nitra/id1598792161)

**In-app purchases:** none


## Frequently asked questions

### Is O Nitre free?

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

### Is BUS Nitra free?

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

### Do O Nitre or BUS Nitra have ads?

Neither O Nitre nor BUS Nitra shows ads.

### Which is updated more often, O Nitre or BUS Nitra?

O Nitre ships an update every 4 months, and BUS Nitra every 2 months. Most recently, O Nitre was updated on October 9, 2026 and BUS Nitra on October 4, 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.*