# Digital Store vs PDF Universal

The clearest difference is in-app purchases: Digital Store at none against PDF Universal's 1. Digital Store also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). PDF Universal's advantage is update cadence (every 2 days vs fortnightly). On price and device support there is nothing between them.

Both are free to download. PDF Universal sells 1 one-off in-app purchase. Digital Store asks for nothing beyond the download.

Digital Store ships an update fortnightly, PDF Universal every 2 days. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Digital Store | PDF Universal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 107 MB | 51 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Shanghai Deon Information Technology Co., Ltd.](https://appshunter.io/developer/1230833712) | [AMARDEEP DHILLON](https://appshunter.io/developer/999752727) |

## What reviewers say

### Digital Store

[App page](https://appshunter.io/ios/app/digital-store/id1600877674)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Universal

[App page](https://appshunter.io/ios/app/pdf-universal/id6499565745)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |


## Frequently asked questions

### Is Digital Store free?

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

### Is PDF Universal free?

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

### Do Digital Store or PDF Universal have ads?

PDF Universal shows ads; Digital Store does not.

### Which is updated more often, Digital Store or PDF Universal?

Digital Store ships an update fortnightly, and PDF Universal every 2 days. Most recently, Digital Store was updated on October 9, 2026 and PDF Universal on October 6, 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.*