# FINDE AI vs ChatPDF AI

FINDE AI and ChatPDF AI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. FINDE AI sells 2 in-app purchases, starting at $9.99 per month and ChatPDF AI sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on October 19, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | FINDE AI | ChatPDF AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | Every 9 days |
| Size | 39 MB | 100 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicolas Maria Ruiz Guinazu](https://appshunter.io/developer/1863342511) | [nimet oz](https://appshunter.io/developer/1861573318) |

## What reviewers say

### FINDE AI

[App page](https://appshunter.io/ios/app/finde-ai/id6758505896)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $79.99 | per year |


### ChatPDF AI

[App page](https://appshunter.io/ios/app/chatpdf-ai-chat-pdf-document/id6759845164)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $4.99 | per 7 days |
| Weekly Pro | $6.99 | per 7 days |
| Monthly Pro | $19.99 | per month |
| Yearly Pro | $44.99 | per year |
| Yearly Pro | $89.99 | per year |


## Frequently asked questions

### Is FINDE AI free?

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

### Is ChatPDF AI free?

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

### Do FINDE AI or ChatPDF AI have ads?

Neither FINDE AI nor ChatPDF AI shows ads.

### Which is updated more often, FINDE AI or ChatPDF AI?

FINDE AI ships an update every 9 days, and ChatPDF AI every 9 days. Most recently, FINDE AI was updated on October 19, 2026 and ChatPDF AI on October 28, 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.*