# Lotto Engine 2D vs Random Number Generator

The clearest difference is ads: Lotto Engine 2D at none against Random Number Generator's shown. Random Number Generator's advantage is rating (4.9 vs 4.7). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Lotto Engine 2D sells 1 one-off in-app purchase and Random Number Generator sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Random Number Generator holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 15 and 25 respectively.

Lotto Engine 2D ships an update every 5 weeks, Random Number Generator monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Lotto Engine 2D | Random Number Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (15 ratings)](https://appshunter.io/ios/app/lotto-engine-2d/id1638054406/reviews) | **[4.9 (25 ratings)](https://appshunter.io/ios/app/random-number-generator-rng/id6444014018/reviews)** |
| Number of ratings | 15 | **25** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 112 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [何均 邓](https://appshunter.io/developer/1621073530) | [SHPAVDA, TOO](https://appshunter.io/developer/1779139180) |

## What reviewers say

### Lotto Engine 2D

[App page](https://appshunter.io/ios/app/lotto-engine-2d/id1638054406)

This app generates random numbers using a physics-based simulation of balls in a container. Personalize your experience by selecting favorite numbers and enjoy a fun, easy-to-use random number picker.

**Highlights:** Physics-based 2D/3D ball simulation, Random number generation, Customizable settings, Favorite number selection, Easy to use interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Very good software
- 👍 Reliable and durable
- 👍 Conscientious and careful maintenance
- 👍 No advertising


### 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 |


## Frequently asked questions

### Is Lotto Engine 2D free?

Lotto Engine 2D is free to download, with in-app purchases available.

### Is Random Number Generator free?

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

### Which has better reviews, Lotto Engine 2D or Random Number Generator?

Random Number Generator is rated higher. Lotto Engine 2D averages 4.7 out of 5 from 15 ratings, while Random Number Generator averages 4.9 from 25 ratings.

### Do Lotto Engine 2D or Random Number Generator have ads?

Random Number Generator shows ads; Lotto Engine 2D does not.

### Which is updated more often, Lotto Engine 2D or Random Number Generator?

Lotto Engine 2D ships an update every 5 weeks, and Random Number Generator monthly. Most recently, Lotto Engine 2D was updated on October 24, 2026 and Random Number Generator on October 24, 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.*