# SiteSucker vs CatKey

The clearest difference is price: CatKey at Free against SiteSucker's $4.99. CatKey also leads on iOS requirement (17 vs 26.0). SiteSucker's advantage is in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 2 months). On ads and device support there is nothing between them.

CatKey is free to download; SiteSucker costs $4.99 up front. CatKey sells 1 one-off in-app purchase. SiteSucker asks for nothing beyond the download.

SiteSucker ships an update every 3 weeks, CatKey every 2 months. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SiteSucker | CatKey |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.0 (50 ratings)](https://appshunter.io/ios/app/sitesucker/id346896838/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 61.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | — |
| Size | 7 MB | 4 MB |
| Requires iOS | 26.0 | **17** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Rick Cranisky](https://appshunter.io/developer/346896841) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### SiteSucker

[App page](https://appshunter.io/ios/app/sitesucker/id346896838)

This app automatically downloads entire websites to your iOS device, including all linked files like images and PDFs. It preserves the original directory structure, allowing you to browse sites offline and revisit them later with saved settings.

**Highlights:** Automatic website downloading, Copies webpages, stylesheets, images, PDFs, Duplicates site's directory structure, Localizes pages for offline browsing, Saves URLs and settings for repeated downloads

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- ✅ Works as advertised
- ✨ Downloads entire websites
- 📁 Retains original organization
- 🚀 Fast downloads

**What reviewers complain about**

- ❌ Does not save videos/slideshows
- 🐛 Fails to download media
- 🚫 Does not work with paywalls/authentication
- 🐌 Slow download due to delays
- 🗜️ Large file sizes

**Reported bugs**

- SiteSucker is busy error when using deep links
- Folder name has a space before it (%20SiteSucker)
- App no longer works
- Downloaded content appears as garbled text (乱码)
- Downloaded content cannot be opened

**Requested features**

- View downloaded sites within Files app
- Resume interrupted downloads
- Support for iOS background features
- Print option
- Auto-click fake alert buttons


### CatKey

[App page](https://appshunter.io/ios/app/catkey/id6784041022)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CatKey Pro | $3.99 | one-time |


## Frequently asked questions

### Is SiteSucker free?

SiteSucker costs $4.99, with no in-app purchases.

### Is CatKey free?

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

### Do SiteSucker or CatKey have ads?

Neither SiteSucker nor CatKey shows ads.

### Which is updated more often, SiteSucker or CatKey?

SiteSucker ships an update every 3 weeks, and CatKey every 2 months. Most recently, SiteSucker was updated on October 14, 2026 and CatKey on October 4, 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.*