# Random Number Generator vs Rex Roulette Predictor

The clearest difference is ads: Rex Roulette Predictor at none against Random Number Generator's shown. Rex Roulette Predictor also leads on update cadence (daily vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Random Number Generator sells 2 in-app purchases, starting at $0.99 per month and Rex Roulette Predictor sells 1 in-app purchase, starting at $15.00 per month. Whichever you choose, the download price is not the number that matters.

Random Number Generator ships an update monthly, Rex Roulette Predictor daily. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Random Number Generator | Rex Roulette Predictor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (25 ratings)](https://appshunter.io/ios/app/random-number-generator-rng/id6444014018/reviews)** | — |
| Number of ratings | **25** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 32 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SHPAVDA, TOO](https://appshunter.io/developer/1779139180) | [ismail kirmizigul](https://appshunter.io/developer/1760187460) |

## What reviewers say

### Random Number Generator

[App page](https://appshunter.io/ios/app/random-number-generator-rng/id6444014018)

This tool generates integers or real numbers within a specified range and quantity. It offers customizable decimal precision, generation history, and a favorites list for easy recall. The app features a user-friendly interface with light and dark theme options.

**Highlights:** Generate integers and real numbers, Customizable range and quantity, Set decimal precision, Generation history, Save to favorites, Light and dark themes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Ad-Free | $0.99 | per month |
| Yearly Ad-Free | $7.99 | per year |


### Rex Roulette Predictor

[App page](https://appshunter.io/ios/app/rex-roulette-predictor/id6612039110)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rex Roulette Predictor Pro | $15.00 | per month |


## Frequently asked questions

### Is Random Number Generator free?

Random Number Generator is free to download, with in-app purchases available.

### Is Rex Roulette Predictor free?

Rex Roulette Predictor is free to download, with in-app purchases available.

### Do Random Number Generator or Rex Roulette Predictor have ads?

Random Number Generator shows ads; Rex Roulette Predictor does not.

### Which is updated more often, Random Number Generator or Rex Roulette Predictor?

Random Number Generator ships an update monthly, and Rex Roulette Predictor daily. Most recently, Random Number Generator was updated on October 24, 2026 and Rex Roulette Predictor on October 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.*