# MaxFocus vs ChatPDF

The clearest difference is in-app purchases: MaxFocus at none against ChatPDF's 3. MaxFocus also leads on ads (none vs shown). ChatPDF's advantage is update cadence (weekly vs every 14 months) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. ChatPDF sells 3 in-app purchases, starting at $3.99 per 7 days. MaxFocus asks for nothing beyond the download.

MaxFocus ships an update every 14 months, ChatPDF weekly. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | MaxFocus | ChatPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/chatpdf-ai-chat-with-pdf/id6745691285/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 52 MB |
| Requires iOS | 17 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [APP DEV MASTERS LTD](https://appshunter.io/developer/1142119189) | [talha rehman](https://appshunter.io/developer/1573036144) |

## What reviewers say

### MaxFocus

[App page](https://appshunter.io/ios/app/maxfocus-focus-assistant/id6469026271)

**In-app purchases:** none


### ChatPDF

[App page](https://appshunter.io/ios/app/chatpdf-ai-chat-with-pdf/id6745691285)

Upload PDFs and ask questions to get summaries, clarifications, or insights. Access your chat history across devices securely. Your documents and conversations remain private and encrypted.

**Highlights:** Ask questions about PDF content, Get quick document summaries, Clarify specific sections, Access chat history across devices, Secure cloud storage for conversations, End-to-end encryption for privacy

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $3.99 | per 7 days |
| Monthly Plan | $6.99 | per month |
| Yearly Plan | $49.49 | per year |


## Frequently asked questions

### Is MaxFocus free?

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

### Is ChatPDF free?

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

### Do MaxFocus or ChatPDF have ads?

ChatPDF shows ads; MaxFocus does not.

### Which is updated more often, MaxFocus or ChatPDF?

MaxFocus ships an update every 14 months, and ChatPDF weekly. Most recently, MaxFocus was updated on September 15, 2026 and ChatPDF on September 17, 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.*