# Randomizer Pro vs Castora

The clearest difference is update cadence: Castora at daily against Randomizer Pro's every 10 months. Randomizer Pro's advantage is iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Randomizer Pro ships an update every 10 months, Castora daily. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Randomizer Pro | Castora |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Daily** |
| Size | 7 MB | 7 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TROTHMATRIX](https://appshunter.io/developer/1451285427) | [Saket Kumar](https://appshunter.io/developer/6807693271) |

## What reviewers say

### Randomizer Pro

[App page](https://appshunter.io/ios/app/randomizer-pro-nocardsdice/id1481938678)

**Features:** 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 Randomizer Pro free?

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

### Is Castora free?

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

### Do Randomizer Pro or Castora have ads?

Neither Randomizer Pro nor Castora shows ads.

### Which is updated more often, Randomizer Pro or Castora?

Randomizer Pro ships an update every 10 months, and Castora daily. Most recently, Randomizer Pro was updated on October 27, 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.*