# PDF Studio Manager Pro vs AI Chat Assistant

The clearest difference is price: AI Chat Assistant at Free against PDF Studio Manager Pro's $0.99. PDF Studio Manager Pro's advantage is in-app purchases (none vs 12). On ads, device support and iOS requirement there is nothing between them.

AI Chat Assistant is free to download; PDF Studio Manager Pro costs $0.99 up front. AI Chat Assistant sells 12 in-app purchases, starting at $7.99 per 7 days. PDF Studio Manager Pro asks for nothing beyond the download.

## The numbers

| Metric | PDF Studio Manager Pro | AI Chat Assistant |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.2 (443 ratings)](https://appshunter.io/ios/app/ai-chat-assistant-chatboost/id6758393788/reviews)** |
| Number of ratings | — | **443** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Freemium |
| Size | 3 MB | 152 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EyeOS Store Inc.](https://appshunter.io/developer/1036418634) | [One Eighty Ltd.](https://appshunter.io/developer/1872680366) |

## What reviewers say

### PDF Studio Manager Pro

[App page](https://appshunter.io/ios/app/pdf-studio-manager-pro/id6751773630)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Chat Assistant

[App page](https://appshunter.io/ios/app/ai-chat-assistant-chatboost/id6758393788)

This app offers a versatile AI assistant powered by multiple leading models, capable of answering questions, generating images, solving math problems via camera, and assisting with writing tasks. It also features voice interaction, file analysis, and specialized AI assistants for various needs.

**Highlights:** Multiple AI models (ChatGPT, Claude, Gemini, Grok, DeepSeek), AI image generation from text or photos, Camera-based math problem solver, AI-powered web search and summarization, Voice chat mode, File upload and analysis (PDF, DOC, XLS), 50+ specialized AI assistants

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chatplus Premium Access Weekly | $7.99 | per 7 days |
| Chatplus Premium Weekly | $7.99 | per 7 days |
| AI Chatbot Weekly Access- Chatplus | $8.99 | per 7 days |
| Chatplus Premium Weekly Trial | $9.99 | per 7 days |
| Chatplus Premium Monthly | $14.99 | per month |
| Chatplus Plus (1 Year Image) | $49.99 | per year |
| AI Chatbot Yearly Access- Chatplus | $69.99 | per year |
| Chatplus Premium Yearly | $69.99 | per year |
| Chatplus Premium Yearly | $89.99 | per year |
| premium | $6.99 | one-time |
| premium | $11.99 | one-time |
| Chatplus 10000 Credits | $29.99 | one-time |


## Frequently asked questions

### Is PDF Studio Manager Pro free?

PDF Studio Manager Pro costs $0.99, with no in-app purchases.

### Is AI Chat Assistant free?

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

### Do PDF Studio Manager Pro or AI Chat Assistant have ads?

Neither PDF Studio Manager Pro nor AI Chat Assistant shows ads.

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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.*