# PDF Search Kit vs AI PDF Reader

The clearest difference is in-app purchases: PDF Search Kit at none against AI PDF Reader's 4. AI PDF Reader's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 26.4). On price, update cadence and ads there is nothing between them.

Both are free to download. AI PDF Reader sells 4 in-app purchases, starting at $0.99 per month. PDF Search Kit asks for nothing beyond the download.

PDF Search Kit ships an update every 10 days, AI PDF Reader every 2 weeks. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PDF Search Kit | AI PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-search-kit/id6766435850/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 4 MB | 226 MB |
| Requires iOS | 26.4 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [gokalp pacin](https://appshunter.io/developer/1893339403) | [Software Tailor (HK) Limited](https://appshunter.io/developer/6776648111) |

## What reviewers say

### PDF Search Kit

[App page](https://appshunter.io/ios/app/pdf-search-kit/id6766435850)

Instantly find information within all your PDF documents. This app allows you to scan physical documents and make them searchable using OCR, all while keeping your files private and offline. Its clean interface delivers fast, highlighted results.

**Highlights:** Instant search across all PDFs, Scan documents with OCR, Fully offline functionality, Private file storage, Fast, highlighted results, Clean and simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### AI PDF Reader

[App page](https://appshunter.io/ios/app/ai-pdf-reader-on-device/id6779994987)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Personal - Monthly | $0.99 | per month |
| Pro Business - Monthly | $4.99 | per month |
| Pro Personal - Yearly | $9.99 | per year |
| Pro Business - Yearly | $49.99 | per year |


## Frequently asked questions

### Is PDF Search Kit free?

PDF Search Kit is free to download, with no in-app purchases.

### Is AI PDF Reader free?

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

### Do PDF Search Kit or AI PDF Reader have ads?

Neither PDF Search Kit nor AI PDF Reader shows ads.

### Which is updated more often, PDF Search Kit or AI PDF Reader?

PDF Search Kit ships an update every 10 days, and AI PDF Reader every 2 weeks. Most recently, PDF Search Kit was updated on October 10, 2026 and AI PDF Reader on October 25, 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.*