# PDF Properties vs Buddy AI Assistant

The clearest difference is update cadence: Buddy AI Assistant at every 5 days against PDF Properties's every 4 months. Buddy AI Assistant also leads on price ($0.99 vs $2.99). PDF Properties's advantage is iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

PDF Properties costs $2.99 and Buddy AI Assistant $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PDF Properties ships an update every 4 months, Buddy AI Assistant every 5 days. The most recent releases landed on September 21, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | PDF Properties | Buddy AI Assistant |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/pdf-properties/id1459996508/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Paid | — |
| Size | 8 MB | 26 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [Arisa Nakanam](https://appshunter.io/developer/1806728292) |

## What reviewers say

### PDF Properties

[App page](https://appshunter.io/ios/app/pdf-properties/id1459996508)

View and edit metadata for your PDF files, including title, author, subject, keywords, and application. Protect your privacy by deleting sensitive property information before sharing documents. Access the PDF content directly from the properties screen.

**Highlights:** View PDF property information, Edit title, author, subject, keywords, application, Delete property information, Save edited properties, View PDF content, Read-only for protected PDFs

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

**In-app purchases:** none


### Buddy AI Assistant

[App page](https://appshunter.io/ios/app/buddy-ai-assistant/id6744259780)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Properties free?

PDF Properties costs $2.99, with no in-app purchases.

### Is Buddy AI Assistant free?

Buddy AI Assistant costs $0.99, with no in-app purchases.

### Do PDF Properties or Buddy AI Assistant have ads?

Neither PDF Properties nor Buddy AI Assistant shows ads.

### Which is updated more often, PDF Properties or Buddy AI Assistant?

PDF Properties ships an update every 4 months, and Buddy AI Assistant every 5 days. Most recently, PDF Properties was updated on September 21, 2026 and Buddy AI Assistant on June 7, 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.*