# DDchat AI vs AI Detector

The clearest difference is update cadence: DDchat AI at every 3 days against AI Detector's every 8 days. AI Detector's advantage is iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. DDchat AI sells 2 one-off in-app purchases and AI Detector sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

DDchat AI ships an update every 3 days, AI Detector every 8 days. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | DDchat AI | AI Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ddchat-ai/id6766894679/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 93.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Monetization | Paid | — |
| Size | 15 MB | 7 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [俊华 乔](https://appshunter.io/developer/1896311102) | [Aamir Sohail](https://appshunter.io/developer/6792095335) |

## What reviewers say

### DDchat AI

[App page](https://appshunter.io/ios/app/ddchat-ai/id6766894679)

A native iOS AI chat client offering a polished and fluid user experience. It supports multiple AI models and protocols, with advanced features like visualized chain-of-thought and task-specific assistants. All data remains on your device for enhanced privacy.

**Highlights:** Native iOS feel with fluid animations, Supports Chat Completions and Anthropic protocols, Automatic model capability detection, Visualized chain-of-thought reasoning, Task-specific AI assistants, Inline HTML rendering with Markdown support, Privacy-first, zero data upload

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DDchat Pro Lifetime (Offer) | $1.99 | one-time |
| DDchat Pro Lifetime | $9.99 | one-time |


### AI Detector

[App page](https://appshunter.io/ios/app/ai-detector-text-humanizer/id6792095333)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is DDchat AI free?

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

### Is AI Detector free?

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

### Do DDchat AI or AI Detector have ads?

Neither DDchat AI nor AI Detector shows ads.

### Which is updated more often, DDchat AI or AI Detector?

DDchat AI ships an update every 3 days, and AI Detector every 8 days. Most recently, DDchat AI was updated on October 25, 2026 and AI Detector on October 19, 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.*