# Pithy vs PDF Tools

The clearest difference is in-app purchases: Pithy at none against PDF Tools's 3. Pithy also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.6). On price, update cadence and device support there is nothing between them.

Both are free to download. PDF Tools sells 3 in-app purchases, starting at $2.99 per month. Pithy asks for nothing beyond the download.

Pithy ships an update every 3 days, PDF Tools every 4 days. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Pithy | PDF Tools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 19 MB | 46 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [慧 王](https://appshunter.io/developer/1540476650) | [少泽 梁](https://appshunter.io/developer/897112791) |

## What reviewers say

### Pithy

[App page](https://appshunter.io/ios/app/pithy-image-converter/id6720709207)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Tools

[App page](https://appshunter.io/ios/app/pdf-tools-split-merge-comp/id6787011787)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month VIP | $2.99 | per month |
| One-year membership | $4.99 | per year |
| Permanent VIP | $12.99 | one-time |


## Frequently asked questions

### Is Pithy free?

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

### Is PDF Tools free?

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

### Do Pithy or PDF Tools have ads?

PDF Tools shows ads; Pithy does not.

### Which is updated more often, Pithy or PDF Tools?

Pithy ships an update every 3 days, and PDF Tools every 4 days. Most recently, Pithy was updated on October 2, 2026 and PDF Tools on October 15, 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.*