# PDF Viewer vs CodeBoom IDE

The clearest difference is in-app purchases: CodeBoom IDE at none against PDF Viewer's 3. CodeBoom IDE also leads on ads (none vs shown) and update cadence (every 2 days vs every 3 weeks). PDF Viewer's advantage is iOS requirement (15.0 vs 17). On price and device support there is nothing between them.

Both are free to download. PDF Viewer sells 3 in-app purchases, starting at $3.99 per 7 days. CodeBoom IDE asks for nothing beyond the download.

PDF Viewer ships an update every 3 weeks, CodeBoom IDE every 2 days. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | PDF Viewer | CodeBoom IDE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-viewer-read-and-edit/id6740764436/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 23 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [海 蒋](https://appshunter.io/developer/1720305935) | [CodeBoom Tech LLC](https://appshunter.io/developer/1867943802) |

## What reviewers say

### PDF Viewer

[App page](https://appshunter.io/ios/app/pdf-viewer-read-and-edit/id6740764436)

This app allows you to quickly open, read, and manage PDF documents on your device. It offers features like editing, merging, splitting, and converting photos to PDF. You can also search for files by name.

**Highlights:** Quick PDF opening and reading, Edit PDFs with signatures and drawings, Convert photos to PDF, Search documents by name, Merge and split PDF files, Rename PDF files

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly | $3.99 | per 7 days |
| monthly | $9.99 | per month |
| yearly | $29.99 | per year |


### CodeBoom IDE

[App page](https://appshunter.io/ios/app/codeboom-ide/id6757625358)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Viewer free?

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

### Is CodeBoom IDE free?

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

### Do PDF Viewer or CodeBoom IDE have ads?

PDF Viewer shows ads; CodeBoom IDE does not.

### Which is updated more often, PDF Viewer or CodeBoom IDE?

PDF Viewer ships an update every 3 weeks, and CodeBoom IDE every 2 days. Most recently, PDF Viewer was updated on October 2, 2026 and CodeBoom IDE on September 28, 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.*