# Lava Clock vs PDF Fox

The clearest difference is price: PDF Fox at Free against Lava Clock's $0.99. PDF Fox also leads on in-app purchases (none vs 1) and iOS requirement (15.1 vs 17.0). Lava Clock's advantage is update cadence (every 2 days vs every 2 months). On ads and device support there is nothing between them.

PDF Fox is free to download; Lava Clock costs $0.99 up front. Lava Clock sells 1 one-off in-app purchase. PDF Fox asks for nothing beyond the download.

Lava Clock ships an update every 2 days, PDF Fox every 2 months. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Lava Clock | PDF Fox |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | — | Free |
| Size | 42 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Maxime Pontoire](https://appshunter.io/developer/525396222) | [Yasin Kuyu](https://appshunter.io/developer/1234723142) |

## What reviewers say

### Lava Clock

[App page](https://appshunter.io/ios/app/lava-clock/id6744017027)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Features | $3.99 | one-time |


### PDF Fox

[App page](https://appshunter.io/ios/app/pdf-fox/id6756534248)

This comprehensive toolkit offers a suite of PDF management features, including editing, scanning, signing, and conversion. It prioritizes user privacy by operating entirely offline, ensuring your documents remain on your device without requiring accounts or subscriptions.

**Highlights:** Offline PDF editing, OCR text recognition, Secure PDF signing, Document scanning, PDF merging and splitting, File compression, Password protection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lava Clock free?

Lava Clock costs $0.99, and also offers in-app purchases.

### Is PDF Fox free?

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

### Do Lava Clock or PDF Fox have ads?

Neither Lava Clock nor PDF Fox shows ads.

### Which is updated more often, Lava Clock or PDF Fox?

Lava Clock ships an update every 2 days, and PDF Fox every 2 months. Most recently, Lava Clock was updated on September 26, 2026 and PDF Fox on September 20, 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.*