# YBGPS vs PDF Scanner

The clearest difference is in-app purchases: YBGPS at none against PDF Scanner's 3. YBGPS also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). PDF Scanner's advantage is update cadence (every 4 days vs every 4 months). On price and ads there is nothing between them.

Both are free to download. PDF Scanner sells 3 in-app purchases, starting at $5.99 per 7 days. YBGPS asks for nothing beyond the download.

YBGPS ships an update every 4 months, PDF Scanner every 4 days. The most recent releases landed on November 7, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | YBGPS | PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 22 MB | 46 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [Tuan Nguyen](https://appshunter.io/developer/1480197994) | [Andrei Vazhenov](https://appshunter.io/developer/1778983878) |

## What reviewers say

### YBGPS

[App page](https://appshunter.io/ios/app/ybgps/id1633016411)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-signature-maker/id6791700697)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Esign weekly | $5.99 | per 7 days |
| Esign annual | $39.99 | per year |
| Esign PDF - Scan & Sign, Edit | $59.99 | one-time |


## Frequently asked questions

### Is YBGPS free?

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

### Is PDF Scanner free?

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

### Do YBGPS or PDF Scanner have ads?

Neither YBGPS nor PDF Scanner shows ads.

### Which is updated more often, YBGPS or PDF Scanner?

YBGPS ships an update every 4 months, and PDF Scanner every 4 days. Most recently, YBGPS was updated on November 7, 2026 and PDF Scanner on November 2, 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.*