# PDFe Reader vs Air

The clearest difference is update cadence: Air at every 6 days against PDFe Reader's every 3 weeks. PDFe Reader's advantage is iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

PDFe Reader ships an update every 3 weeks, Air every 6 days. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | PDFe Reader | Air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdfe-reader/id1536653272/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free | — |
| Size | 39 MB | 66 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ChristianSteven Software LLC](https://appshunter.io/developer/793002313) | [Nathenael Legese](https://appshunter.io/developer/1845975047) |

## What reviewers say

### PDFe Reader

[App page](https://appshunter.io/ios/app/pdfe-reader/id1536653272)

This app allows you to securely view PDFe documents, which are protected PDF files with digital rights management. These documents feature expiry dates, geolocation locks, and strong encryption to prevent unauthorized access and tampering.

**Highlights:** View DRM-protected PDFe files, Supports expiry date validation, Geolocation and IP address locking, 256-bit AES encryption, Tamper-proof document viewing

**Features:** macOS Compatibility

**In-app purchases:** none


### Air

[App page](https://appshunter.io/ios/app/air-dash/id6753962290)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDFe Reader free?

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

### Is Air free?

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

### Do PDFe Reader or Air have ads?

Neither PDFe Reader nor Air shows ads.

### Which is updated more often, PDFe Reader or Air?

PDFe Reader ships an update every 3 weeks, and Air every 6 days. Most recently, PDFe Reader was updated on September 10, 2026 and Air on September 9, 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.*