# CatchPDF vs Tiny Thinkys

The clearest difference is update cadence: CatchPDF at every 2 days against Tiny Thinkys's every 3 weeks. CatchPDF also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CatchPDF sells 5 in-app purchases, starting at $3.99 per month and Tiny Thinkys sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

CatchPDF ships an update every 2 days, Tiny Thinkys every 3 weeks. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | CatchPDF | Tiny Thinkys |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 103 MB | 26 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [hasan cemre kaplan](https://appshunter.io/developer/1863267237) | [Deniz Iren](https://appshunter.io/developer/1875903501) |

## What reviewers say

### CatchPDF

[App page](https://appshunter.io/ios/app/catchpdf-ai-editor-converter/id6760625743)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Annual Premium | $29.99 | per year |
| 100 Tokens | $4.99 | one-time |
| 200 Tokens | $7.99 | one-time |
| 300 Tokens | $9.99 | one-time |


### Tiny Thinkys

[App page](https://appshunter.io/ios/app/tiny-thinkys/id6775245600)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiny Tinkys Pro | $1.99 | one-time |


## Frequently asked questions

### Is CatchPDF free?

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

### Is Tiny Thinkys free?

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

### Do CatchPDF or Tiny Thinkys have ads?

Neither CatchPDF nor Tiny Thinkys shows ads.

### Which is updated more often, CatchPDF or Tiny Thinkys?

CatchPDF ships an update every 2 days, and Tiny Thinkys every 3 weeks. Most recently, CatchPDF was updated on September 19, 2026 and Tiny Thinkys on September 10, 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.*