# 1Lens vs DDchat AI

The clearest difference is price: DDchat AI at Free against 1Lens's $0.99. 1Lens's advantage is in-app purchases (none vs 2) and update cadence (daily vs every 3 days). On ads and device support there is nothing between them.

DDchat AI is free to download; 1Lens costs $0.99 up front. DDchat AI sells 2 one-off in-app purchases. 1Lens asks for nothing beyond the download.

1Lens ships an update daily, DDchat AI every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 1Lens | DDchat AI |
| --- | --- | --- |
| Price | $0.99 | **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 | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Monetization | — | Paid |
| Size | 2 MB | 15 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [均伟 朱](https://appshunter.io/developer/1805502239) | [俊华 乔](https://appshunter.io/developer/1896311102) |

## What reviewers say

### 1Lens

[App page](https://appshunter.io/ios/app/1lens/id6755482195)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 1Lens free?

1Lens costs $0.99, with no in-app purchases.

### Is DDchat AI free?

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

### Do 1Lens or DDchat AI have ads?

Neither 1Lens nor DDchat AI shows ads.

### Which is updated more often, 1Lens or DDchat AI?

1Lens ships an update daily, and DDchat AI every 3 days. Most recently, 1Lens was updated on October 30, 2026 and DDchat AI on October 31, 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.*