# ChatMax AI vs PdfComp

The clearest difference is in-app purchases: PdfComp at none against ChatMax AI's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChatMax AI sells 2 in-app purchases, starting at $4.99 per 7 days. PdfComp asks for nothing beyond the download.

## The numbers

| Metric | ChatMax AI | PdfComp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chatmax-ai-your-ai-assistant/id6445965744/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 5 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Serhii Blinov](https://appshunter.io/developer/1590823529) | [Alexander Martell](https://appshunter.io/developer/1814274787) |

## What reviewers say

### ChatMax AI

[App page](https://appshunter.io/ios/app/chatmax-ai-your-ai-assistant/id6445965744)

This AI companion offers instant assistance for writing, problem-solving, and creative tasks. Generate text, images, and gain intelligent insights to enhance productivity and streamline your workflow. No sign-up is required to start chatting.

**Highlights:** Instant AI assistance, Creative writing tool, Problem-solving and research, AI-powered image generation, Smart recommendations, No sign-up required

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $4.99 | per 7 days |
| 1 Month | $14.99 | per month |


### PdfComp

[App page](https://appshunter.io/ios/app/pdfcomp/id6768184106)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatMax AI free?

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

### Is PdfComp free?

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

### Do ChatMax AI or PdfComp have ads?

Neither ChatMax AI nor PdfComp 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.*