# PDF Properties vs Spider mini

The clearest difference is update cadence: Spider mini at every 9 days against PDF Properties's every 4 months. Spider mini also leads on price ($1.99 vs $2.99). PDF Properties's advantage is iOS requirement (12.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

PDF Properties costs $2.99 and Spider mini $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PDF Properties ships an update every 4 months, Spider mini every 9 days. The most recent releases landed on September 21, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | PDF Properties | Spider mini |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| 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 9 days** |
| Monetization | Paid | — |
| Size | 8 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [Kai Luo](https://appshunter.io/developer/344176636) |

## 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


### Spider mini

[App page](https://appshunter.io/ios/app/spider-mini/id6451081819)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is PDF Properties free?

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

### Is Spider mini free?

Spider mini costs $1.99, with no in-app purchases.

### Do PDF Properties or Spider mini have ads?

Neither PDF Properties nor Spider mini shows ads.

### Which is updated more often, PDF Properties or Spider mini?

PDF Properties ships an update every 4 months, and Spider mini every 9 days. Most recently, PDF Properties was updated on September 21, 2026 and Spider mini on September 25, 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.*