# Simple Pdf vs PDF Air

The clearest difference is rating: PDF Air at 5.0 against Simple Pdf's 3.2. PDF Air also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 3 months). Simple Pdf's advantage is ratings volume (6 vs 2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Simple Pdf sells 3 in-app purchases, starting at $3.99 per month and PDF Air sells 10 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Air holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

Simple Pdf ships an update every 3 months, PDF Air every 6 weeks. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Simple Pdf | PDF Air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/simple-pdf-reader/id1513739391/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pdf-air-editor-and-converter/id1608575594/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 77 MB | 103 MB |
| Requires iOS | **15.5** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AMARDEEP DHILLON](https://appshunter.io/developer/999752727) | [Air Apps Systems](https://appshunter.io/developer/1316153435) |

## What reviewers say

### Simple Pdf

[App page](https://appshunter.io/ios/app/simple-pdf-reader/id1513739391)

This comprehensive utility allows users to view, edit, and manage PDF documents. Features include text editing, digital signatures, OCR for text extraction, document scanning, and file compression. It offers a fast and private offline experience for all your PDF needs.

**Highlights:** Fast PDF viewing and search, Read aloud functionality (TTS), OCR for text extraction, Edit PDF text and redact, Digital signatures, HD document scanning, Merge and split PDFs, PDF compression

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $3.99 | per month |
| Unlock feature yearly | $29.99 | per year |
| Remove ads | $2.99 | one-time |


### PDF Air

[App page](https://appshunter.io/ios/app/pdf-air-editor-and-converter/id1608575594)

Edit, sign, convert, and manage PDF files with this powerful document tool. It allows for easy PDF creation from images or scans, form filling, and digital signatures. Seamlessly integrate with cloud storage and messaging apps for enhanced productivity.

**Highlights:** Edit PDF documents, Fill and sign forms, Convert images to PDF, Scan to PDF, Manage files, Digital signature tool

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Air Apps One - 1 Week | $6.99 | per 7 days |
| Air Apps One - 1 Week | $9.99 | per 7 days |
| Air Apps One Welcome - 1 Week | $9.99 | per 7 days |
| Air Apps One | $9.99 | per 7 days |
| Air Apps One - 1 Week | $9.99 | per 7 days |
| Air Apps One Starter - 1 Week | $9.99 | per 7 days |
| Air Apps One | $19.99 | per month |
| Air Apps One | $69.99 | per year |
| Air Apps One - 1 Year | $69.99 | per year |
| Air Apps One - 1 Month | $199.99 | per month |


## Frequently asked questions

### Is Simple Pdf free?

Simple Pdf is free to download, with in-app purchases available.

### Is PDF Air free?

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

### Which has better reviews, Simple Pdf or PDF Air?

PDF Air is rated higher. Simple Pdf averages 3.2 out of 5 from 6 ratings, while PDF Air averages 5.0 from 2 ratings.

### Do Simple Pdf or PDF Air have ads?

Simple Pdf shows ads; PDF Air does not.

### Which is updated more often, Simple Pdf or PDF Air?

Simple Pdf ships an update every 3 months, and PDF Air every 6 weeks. Most recently, Simple Pdf was updated on November 7, 2026 and PDF Air on November 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.*