# Protour Mobile vs Caern

The clearest difference is iOS requirement: Protour Mobile at 13.4 against Caern's 15.6. 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.

Protour Mobile ships an update every 7 months, Caern every 5 months. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Protour Mobile | Caern |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/caern/id1441305342/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 76.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | — | Free |
| Size | 22 MB | 27 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marcelo Alencastro](https://appshunter.io/developer/1074352161) | [Caern - Companhia de Aguas e Esgotos do Rio Grande do Norte](https://appshunter.io/developer/1229833153) |

## What reviewers say

### Protour Mobile

[App page](https://appshunter.io/ios/app/protour-mobile/id1250256906)

**Features:** macOS Compatibility

**In-app purchases:** none


### Caern

[App page](https://appshunter.io/ios/app/caern/id1441305342)

This utility app serves as a communication channel for users to request emergency services like water outages and leaks. It also allows for viewing open bills and records, and finding service locations.

**Highlights:** Emergency service requests, View open bills, View open records, Find service locations, Water outage reporting, Leak reporting

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

**In-app purchases:** none


## Frequently asked questions

### Is Protour Mobile free?

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

### Is Caern free?

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

### Do Protour Mobile or Caern have ads?

Neither Protour Mobile nor Caern shows ads.

### Which is updated more often, Protour Mobile or Caern?

Protour Mobile ships an update every 7 months, and Caern every 5 months. Most recently, Protour Mobile was updated on October 1, 2026 and Caern 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.*