# OneChat vs 密达IM

The clearest difference is ads: OneChat at none against 密达IM's shown. 密达IM's advantage is update cadence (every 2 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OneChat ships an update fortnightly, 密达IM every 2 days. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | OneChat | 密达IM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/onechat/id6449586484/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free | — |
| Size | 194 MB | 171 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [OPC](https://appshunter.io/developer/1689725241) | [广州友迅网络科技有限公司](https://appshunter.io/developer/1468862811) |

## What reviewers say

### OneChat

[App page](https://appshunter.io/ios/app/onechat/id6449586484)

This free messaging app allows for quick text and media sharing, along with high-quality voice and video calls. It prioritizes stable, reliable communication with a focus on user privacy through end-to-end encryption.

**Highlights:** Text and media sharing, Voice and video calls, Stable and reliable communication, Intuitive interface, End-to-end encryption, Data synchronization

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

**In-app purchases:** none


### 密达IM

[App page](https://appshunter.io/ios/app/im/id6761409850)

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

**In-app purchases:** none


## Frequently asked questions

### Is OneChat free?

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

### Is 密达IM free?

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

### Do OneChat or 密达IM have ads?

密达IM shows ads; OneChat does not.

### Which is updated more often, OneChat or 密达IM?

OneChat ships an update fortnightly, and 密达IM every 2 days. Most recently, OneChat was updated on September 19, 2026 and 密达IM on September 10, 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.*