# SimpleX Chat vs OfflineHarmony Bluetooth Chat

The clearest difference is rating: OfflineHarmony Bluetooth Chat at 5.0 against SimpleX Chat's 4.3. OfflineHarmony Bluetooth Chat also leads on update cadence (weekly vs every 2 weeks). SimpleX Chat's advantage is in-app purchases (none vs 1) and ratings volume (264 vs 3). 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. SimpleX Chat asks for nothing beyond the download.

OfflineHarmony Bluetooth Chat holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: SimpleX Chat has 264 ratings behind it against 3, so its average is the more settled of the two.

SimpleX Chat ships an update every 2 weeks, OfflineHarmony Bluetooth Chat weekly. The most recent releases landed on September 29, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | SimpleX Chat | OfflineHarmony Bluetooth Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (264 ratings)](https://appshunter.io/ios/app/simplex-chat-secure-messenger/id1605771084/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/offlineharmony-bluetooth-chat/id6720348771/reviews)** |
| Number of ratings | **264** | 3 |
| Positive reviews | 56.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | Free |
| Best chart rank | **#183** | — |
| Size | 193 MB | 23 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [SimpleX Chat](https://appshunter.io/developer/1605771086) | [LimeLime Labs LLC](https://appshunter.io/developer/1002915290) |

## What reviewers say

### SimpleX Chat

[App page](https://appshunter.io/ios/app/simplex-chat-secure-messenger/id1605771084)

**Currently charting:** #183 Top Free · Social Networking (US App Store)

This secure messaging app offers unparalleled privacy by eliminating user identifiers. Enjoy end-to-end encrypted messages, calls, and files with features like disappearing messages and incognito mode. Connect via invitation links without needing phone numbers or emails.

**Highlights:** No user identifiers, End-to-end encrypted messages, Disappearing messages, Incognito mode, Encrypted file and voice messages, Secret chat groups, Encrypted portable chat database

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🔒 End-to-end encryption and quantum-resistant security
- 🔐 No phone number or personal data required
- 👤 Anonymous profiles and multiple identities
- 🚀 Fast message delivery when working properly
- 🎯 Decentralized and open-source architecture

**What reviewers complain about**

- 🐛 Frequent app crashes and instability
- 📬 Delayed or missing notifications (20+ minutes common)
- ⌨️ Keyboard issues on iOS (freezing, unresponsive)
- 🔌 Poor connectivity and message delivery failures
- 📱 iPad version not optimized

**Reported bugs**

- App crashes on startup (v6.2 update)
- Keyboard unresponsive on iOS 26
- Messages not appearing until app is opened
- Notifications not working despite correct settings
- Chat freezing and lag on iPhone

**Requested features**

- Read receipts option
- Typing indicators
- Bot maker feature like Telegram
- Multiple image attachment with descriptions
- Better emoji reaction selection


### 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 SimpleX Chat free?

SimpleX 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, SimpleX Chat or OfflineHarmony Bluetooth Chat?

OfflineHarmony Bluetooth Chat is rated higher. SimpleX Chat averages 4.3 out of 5 from 264 ratings, while OfflineHarmony Bluetooth Chat averages 5.0 from 3 ratings.

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

Neither SimpleX Chat nor OfflineHarmony Bluetooth Chat shows ads.

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

SimpleX Chat ships an update every 2 weeks, and OfflineHarmony Bluetooth Chat weekly. Most recently, SimpleX Chat was updated on September 29, 2026 and OfflineHarmony Bluetooth Chat on September 7, 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.*