# Iridium Chat vs Chum

The clearest difference is in-app purchases: Iridium Chat at none against Chum's 1. Chum's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Chum sells 1 one-off in-app purchase. Iridium Chat asks for nothing beyond the download.

## The numbers

| Metric | Iridium Chat | Chum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iridium-chat/id6476648492/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Monetization | Free | — |
| Size | 99 MB | 26 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Iridium Satellite LLC](https://appshunter.io/developer/634954979) | [智渊 吴](https://appshunter.io/developer/1845752264) |

## What reviewers say

### Iridium Chat

[App page](https://appshunter.io/ios/app/iridium-chat/id6476648492)

This app enables real-time, app-to-app instant messaging and image sharing globally via a satellite Wi-Fi device. It offers an always-on messaging experience, group chats, and location sharing.

**Highlights:** Real-time app-to-app messaging, Global satellite network access, Group chats up to 50 people, Image sharing with compression, Location sharing via clickable link, Contact syncing

**In-app purchases:** none


### Chum

[App page](https://appshunter.io/ios/app/chum/id6753972165)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| chum_500 coins | $4.99 | one-time |


## Frequently asked questions

### Is Iridium Chat free?

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

### Is Chum free?

Chum is free to download, with in-app purchases available.

### Do Iridium Chat or Chum have ads?

Neither Iridium Chat nor Chum 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.*