# PDF Tools vs Avionics Buddy

The clearest difference is review sentiment: Avionics Buddy at 100% against PDF Tools's 47%. Avionics Buddy also leads on in-app purchases (none vs 3) and ads (none vs shown). PDF Tools's advantage is price (Free vs $3.99) and iOS requirement (15.6 vs 18.0). On device support there is nothing between them.

PDF Tools is free to download; Avionics Buddy costs $3.99 up front. PDF Tools sells 3 in-app purchases, starting at $4.99 per 7 days. Avionics Buddy asks for nothing beyond the download.

PDF Tools ships an update every 7 months, Avionics Buddy monthly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PDF Tools | Avionics Buddy |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.0 (28 ratings)](https://appshunter.io/ios/app/pdf-tools-merge-rotate-and-split/id1499239855/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 46.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 50 MB | 68 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nalin Savaliya](https://appshunter.io/developer/1248252947) | [Sharif El Fatatry](https://appshunter.io/developer/6773903021) |

## What reviewers say

### PDF Tools

[App page](https://appshunter.io/ios/app/pdf-tools-merge-rotate-and-split/id1499239855)

Easily manipulate PDF files with a comprehensive suite of tools. Split, merge, delete, extract, lock, unlock, rotate pages, and add text watermarks to your documents.

**Highlights:** Split PDF into multiple documents, Merge multiple PDFs into one, Delete specific pages, Extract specific pages, Add password protection, Remove password protection, Rotate pages (90°, 180°, 270°), Add text watermarks

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Tools One Week | $4.99 | per 7 days |
| PDF Tools-Merge One Year | $17.99 | per year |
| PDF Tools Pro Version | $4.99 | one-time |


### Avionics Buddy

[App page](https://appshunter.io/ios/app/avionics-buddy/id6773903019)

Enhance your flight simulation experience with live telemetry, maps, and customizable gauges on your Apple devices. Monitor aircraft position, weather, and flight statistics, and access airport information and approach helpers.

**Highlights:** Live aircraft telemetry, Follow-mode map, Customizable cockpit gauges, Trip Computer, Lifetime Logbook, Airport search and library, Runway approach helpers

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Tools free?

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

### Is Avionics Buddy free?

Avionics Buddy costs $3.99, with no in-app purchases.

### Do PDF Tools or Avionics Buddy have ads?

PDF Tools shows ads; Avionics Buddy does not.

### Which is updated more often, PDF Tools or Avionics Buddy?

PDF Tools ships an update every 7 months, and Avionics Buddy monthly. Most recently, PDF Tools was updated on October 24, 2026 and Avionics Buddy on October 10, 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.*