# 图片转PDF vs Mocca

The clearest difference is in-app purchases: 图片转PDF at none against Mocca's 3. 图片转PDF also leads on update cadence (daily vs every 3 days) and iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Mocca sells 3 one-off in-app purchases. 图片转PDF asks for nothing beyond the download.

图片转PDF ships an update daily, Mocca every 3 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 图片转PDF | Mocca |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/mocca-ai-chat/id6807043522/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 0 MB | 31 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [义轩 高](https://appshunter.io/developer/1857499417) | [阳 柳](https://appshunter.io/developer/6804907131) |

## What reviewers say

### 图片转PDF

[App page](https://appshunter.io/ios/app/pdf-pdfpdf/id6756543529)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mocca

[App page](https://appshunter.io/ios/app/mocca-ai-chat/id6807043522)

This AI chat client allows you to connect your preferred model providers, create custom assistants, and engage in conversations, writing, and idea exploration. It supports image and file sharing, web search, and local chat storage.

**Highlights:** Connect compatible model providers with API keys, Create one-to-one and group chats with multiple assistants, Share images, files, code, and tables, Optional web search and speech playback, Customize assistant prompts and memory, Local chat storage with import/export options

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小小投喂 | $0.99 | one-time |
| 暖心投喂 | $2.99 | one-time |
| 超级投喂 | $6.99 | one-time |


## Frequently asked questions

### Is 图片转PDF free?

图片转PDF is free to download, with no in-app purchases.

### Is Mocca free?

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

### Do 图片转PDF or Mocca have ads?

Neither 图片转PDF nor Mocca shows ads.

### Which is updated more often, 图片转PDF or Mocca?

图片转PDF ships an update daily, and Mocca every 3 days. Most recently, 图片转PDF was updated on October 28, 2026 and Mocca on October 29, 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.*