# Subtrack vs PDF Snap

The clearest difference is update cadence: Subtrack at every 11 days against PDF Snap's every 2 months. PDF Snap's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Subtrack ships an update every 11 days, PDF Snap every 2 months. Both last shipped on October 11, 2026.

## The numbers

| Metric | Subtrack | PDF Snap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Size | 6 MB | 2 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SEONGHOON JEON](https://appshunter.io/developer/1727059032) | [Hong Kong Global Cross-Border E-Commerce Co., Limited](https://appshunter.io/developer/1693750577) |

## What reviewers say

### Subtrack

[App page](https://appshunter.io/ios/app/subtrack/id6756185009)

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

**In-app purchases:** none


### PDF Snap

[App page](https://appshunter.io/ios/app/pdf-snap-pdf-scanner-app/id6756555412)

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

**In-app purchases:** none


## Frequently asked questions

### Is Subtrack free?

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

### Is PDF Snap free?

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

### Do Subtrack or PDF Snap have ads?

Neither Subtrack nor PDF Snap shows ads.

### Which is updated more often, Subtrack or PDF Snap?

Subtrack ships an update every 11 days, and PDF Snap every 2 months. Most recently, Subtrack was updated on October 11, 2026 and PDF Snap on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*