# Simple PDF vs PDFly

The clearest difference is in-app purchases: Simple PDF at none against PDFly's 4. PDFly's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDFly sells 4 in-app purchases, starting at $5.99 per 7 days. Simple PDF asks for nothing beyond the download.

Simple PDF ships an update every 3 weeks, PDFly every 2 days. The most recent releases landed on November 14, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Simple PDF | PDFly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/simple-pdf-pdf-reader/id6746363157/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 12 MB | 20 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chang Keun Jung](https://appshunter.io/developer/1813307401) | [Kamil Ayik](https://appshunter.io/developer/6797468517) |

## What reviewers say

### Simple PDF

[App page](https://appshunter.io/ios/app/simple-pdf-pdf-reader/id6746363157)

This application allows users to view, annotate, and edit PDF documents with ease. Features include document management, OCR capabilities, and a built-in scanner. It's designed for students and professionals to stay productive on the go.

**Highlights:** View, annotate, and edit PDFs, Full-text search and navigation, Free-draw and text box annotation, Page reordering and PDF merging, Scan documents with built-in camera, OCR for text extraction, Home screen widget for quick access

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

**In-app purchases:** none


### PDFly

[App page](https://appshunter.io/ios/app/pdfly-pdf-reader-and-pdf-editor/id6811997242)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFly Weekly | $5.99 | per 7 days |
| PDFly Monthly | $12.99 | per month |
| PDFly Yearly | $69.99 | per year |
| PDFly Lifetime | $249.99 | one-time |


## Frequently asked questions

### Is Simple PDF free?

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

### Is PDFly free?

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

### Do Simple PDF or PDFly have ads?

Neither Simple PDF nor PDFly shows ads.

### Which is updated more often, Simple PDF or PDFly?

Simple PDF ships an update every 3 weeks, and PDFly every 2 days. Most recently, Simple PDF was updated on November 14, 2026 and PDFly on November 13, 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.*