# RedHN vs Castora

The clearest difference is update cadence: Castora at daily against RedHN's every 2 months. RedHN's advantage is device support (3 vs 1) and iOS requirement (17.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RedHN ships an update every 2 months, Castora daily. The most recent releases landed on November 5, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | RedHN | Castora |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/redhn/id6784152095/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 7 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GigaBeyond (Guangzhou) Technology Ltd.](https://appshunter.io/developer/1805764385) | [Saket Kumar](https://appshunter.io/developer/6807693271) |

## What reviewers say

### RedHN

[App page](https://appshunter.io/ios/app/redhn/id6784152095)

Enhances the Hacker News reading experience with a familiar Reddit-style interface. Offers customizable themes, text adjustments, and organized story browsing. Seamlessly integrates with the official Hacker News website for all core functionalities.

**Highlights:** Reddit-style story cards, Visual thread guides, Customizable themes and text, Viewed story tracking, Keyword and domain muting, Sidebar/menu drawer navigation

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Castora

[App page](https://appshunter.io/ios/app/castora-diecast-tracker/id6808539318)

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

**In-app purchases:** none


## Frequently asked questions

### Is RedHN free?

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

### Is Castora free?

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

### Do RedHN or Castora have ads?

Neither RedHN nor Castora shows ads.

### Which is updated more often, RedHN or Castora?

RedHN ships an update every 2 months, and Castora daily. Most recently, RedHN was updated on November 5, 2026 and Castora on October 29, 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.*