# OASTH vs Caroo

The clearest difference is update cadence: Caroo at every 8 days against OASTH's every 2 months. 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.

OASTH ships an update every 2 months, Caroo every 8 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | OASTH | Caroo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/oasth/id997693786/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 6.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 1 MB | 143 MB |
| Requires iOS | **16.3** | 16.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [THESSALONIKI AREA URBAN TRANSPORT ORGANIZATION](https://appshunter.io/developer/997693785) | [CAROO MOBILITY SERVICES IDIOTIKI KEFALAIOUCHIKI ETAIREIA](https://appshunter.io/developer/1636549030) |

## What reviewers say

### OASTH

[App page](https://appshunter.io/ios/app/oasth/id997693786)

Get real-time bus route and stop information for Thessaloniki. Features include live bus tracking, arrival times, nearby stops, and news updates with push notifications. Supports multiple languages and integrates with navigation apps.

**Highlights:** Real-time bus tracking on map, Live stop arrival information, Nearby stops with GPS, Route and schedule details, News updates with push notifications, Favorite lines and stops, Multi-language support

**In-app purchases:** none


### Caroo

[App page](https://appshunter.io/ios/app/caroo/id1636549028)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OASTH free?

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

### Is Caroo free?

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

### Do OASTH or Caroo have ads?

Neither OASTH nor Caroo shows ads.

### Which is updated more often, OASTH or Caroo?

OASTH ships an update every 2 months, and Caroo every 8 days. Most recently, OASTH was updated on November 1, 2026 and Caroo on November 3, 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.*