# dIM Chat vs OfflineHarmony Bluetooth Chat

The clearest difference is in-app purchases: dIM Chat at none against OfflineHarmony Bluetooth Chat's 1. dIM Chat also leads on ratings volume (9 vs 3). OfflineHarmony Bluetooth Chat's advantage is rating (5.0 vs 4.7) and update cadence (weekly vs every 3 weeks). On price, ads, monetization model and device support there is nothing between them.

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

OfflineHarmony Bluetooth Chat holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 9 and 3 respectively.

dIM Chat ships an update every 3 weeks, OfflineHarmony Bluetooth Chat weekly. The most recent releases landed on October 2, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | dIM Chat | OfflineHarmony Bluetooth Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (9 ratings)](https://appshunter.io/ios/app/dim-chat/id1583606879/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/offlineharmony-bluetooth-chat/id6720348771/reviews)** |
| Number of ratings | **9** | 3 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 2 MB | 23 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kasper Munch Jensen](https://appshunter.io/developer/1583606881) | [LimeLime Labs LLC](https://appshunter.io/developer/1002915290) |

## What reviewers say

### dIM Chat

[App page](https://appshunter.io/ios/app/dim-chat/id1583606879)

Communicate securely with friends and family without an internet connection. This app creates a decentralized Bluetooth network for offline messaging, ideal for travel or emergencies. It features encrypted messages and an open-source codebase for transparency.

**Highlights:** Offline chat capability, Encrypted messaging, Decentralized Bluetooth network, QR code contact addition, Open Source codebase

**Features:** macOS Compatibility

**In-app purchases:** none


### OfflineHarmony Bluetooth Chat

[App page](https://appshunter.io/ios/app/offlineharmony-bluetooth-chat/id6720348771)

Connect with people nearby using Bluetooth, no internet required. Share text messages, voice notes, and even engage in video calls directly between devices. Ideal for situations with limited or no internet access.

**Highlights:** Offline messaging, Bluetooth video chat, Voice messages, Nearby group chat, Peer-to-peer privacy, Fast setup, Battery efficient

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OfflineHarmony Plus | $1.99 | one-time |


## Frequently asked questions

### Is dIM Chat free?

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

### Is OfflineHarmony Bluetooth Chat free?

OfflineHarmony Bluetooth Chat is free to download, with in-app purchases available.

### Which has better reviews, dIM Chat or OfflineHarmony Bluetooth Chat?

OfflineHarmony Bluetooth Chat is rated higher. dIM Chat averages 4.7 out of 5 from 9 ratings, while OfflineHarmony Bluetooth Chat averages 5.0 from 3 ratings.

### Do dIM Chat or OfflineHarmony Bluetooth Chat have ads?

Neither dIM Chat nor OfflineHarmony Bluetooth Chat shows ads.

### Which is updated more often, dIM Chat or OfflineHarmony Bluetooth Chat?

dIM Chat ships an update every 3 weeks, and OfflineHarmony Bluetooth Chat weekly. Most recently, dIM Chat was updated on October 2, 2026 and OfflineHarmony Bluetooth Chat on September 22, 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.*