# Chat PDF vs Catchtype

The clearest difference is in-app purchases: Catchtype at none against Chat PDF's 5. Catchtype also leads on update cadence (daily vs fortnightly) and review sentiment (94% vs 67%). Chat PDF's advantage is ratings volume (16 vs 3). On price, rating, ads and device support there is nothing between them.

Both are free to download. Chat PDF sells 5 in-app purchases, starting at $3.99 per 7 days. Catchtype asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Chat PDF against 4.3 for Catchtype. That said, the two scores are not equally well evidenced: Chat PDF has 16 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 67% of Chat PDF's written reviews are positive against 94% of Catchtype's.

Chat PDF ships an update fortnightly, Catchtype daily. The most recent releases landed on October 30, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Chat PDF | Catchtype |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (16 ratings)](https://appshunter.io/ios/app/chat-pdf-pdf-maker/id6748901482/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/catchtype/id6822543636/reviews) |
| Number of ratings | **16** | 3 |
| Positive reviews | 66.7% of reviews | **93.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Subscription | **Free** |
| Size | 26 MB | 18 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tap Tap Slide](https://appshunter.io/developer/396335706) | [Hebbian AI Co., Ltd.](https://appshunter.io/developer/1660735529) |

## What reviewers say

### Chat PDF

[App page](https://appshunter.io/ios/app/chat-pdf-pdf-maker/id6748901482)

Transform text or PDFs into usable documents or extract information by asking questions. Convert plain text or DOCX files into clean PDFs, or upload PDFs to get summaries and answers.

**Highlights:** Convert text to PDF, Convert DOCX to PDF, Upload and query PDFs, Get document summaries, Extract specific details from PDFs, No watermarks or ads

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $3.99 | per 7 days |
| Annual Subscription | $19.99 | per year |
| yearly | $39.99 | per year |
| yearly | $39.99 | per year |
| Lifetime | $49.99 | one-time |


### Catchtype

[App page](https://appshunter.io/ios/app/catchtype/id6822543636)

This keyboard automatically switches between Korean and English as you type, eliminating the need to manually change languages. It intelligently corrects words and handles mixed-language phrases, offering a seamless typing experience.

**Highlights:** Auto-switching Korean-English, Word-by-word language detection, Handles mixed-language words, One-key layout for both languages, Undo typing changes, Privacy-focused, offline operation

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

**In-app purchases:** none


## Frequently asked questions

### Is Chat PDF free?

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

### Is Catchtype free?

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

### Which has better reviews, Chat PDF or Catchtype?

Chat PDF is rated higher. Chat PDF averages 4.4 out of 5 from 16 ratings, while Catchtype averages 4.3 from 3 ratings.

### Do Chat PDF or Catchtype have ads?

Neither Chat PDF nor Catchtype shows ads.

### Which is updated more often, Chat PDF or Catchtype?

Chat PDF ships an update fortnightly, and Catchtype daily. Most recently, Chat PDF was updated on October 30, 2026 and Catchtype on November 1, 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.*