# Lotto Engine 3D — Pretty random number generator

> Physics-based random number and ball generator for various uses. (iPhone/iPad app by 何均 邓.)

- Source: https://appshunter.io/ios/app/lotto-engine-3d/id6473097818 (this page in markdown: same URL + `.md`)
- Developer: [何均 邓](https://appshunter.io/developer/1621073530)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 19 MB
- Languages: American English
- Released: 2023-11-26
- Data updated: 2026-06-08
- Monetization: subscription
- User reviews in markdown: https://appshunter.io/ios/app/lotto-engine-3d/id6473097818/reviews.md

## What is Lotto Engine 3D?

A creative app that simulates the movement of a ball in a container, based on a real physics engine, a fun random ball generator and random number generator. It is a must-have gadget at home.

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【Lotto Engine 3D Automatic Subscription Instructions】
1. Service Name: Lotto Engine 3D Weekly Subscription
2. Subscription period: 1 week
3. Price: $1.99
4. If you need to cancel the subscription, please manually open the "Settings" of iOS --> go to "iTunes Store & App Store" --> click "Apple ID", select "View Apple ID", enter the "Account Settings" page, click "Subscriptions", and select Lotto Engine 3D Weekly Subscription to cancel the subscription. If you do not close your subscription at least 24 hours before the end of the period, it will automatically renew.
5. Service Agreement (including rules for automatic subscription of super members): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
6. Privacy Agreement: https://github.com/denghejun/lotto_engine_tech_support/blob/main/privacy.md

## Key features

- Physics engine simulation
- Random ball generation
- Random number generation
- Creative utility tool
- Automatic subscription option

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Lotto Engine 3D Weekly Subs | $1.99 | per 7 days |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lotto Engine 3D Lifetime Right | $3.99 | one-time |



## Frequently asked questions about Lotto Engine 3D

### What is Lotto Engine 3D?

Lotto Engine 3D is a creative application that simulates the physics of balls moving within a container. It functions as a random ball generator and a random number generator, designed to be a useful gadget.

### How does Lotto Engine 3D work?

The app utilizes a real physics engine to simulate the movement of balls in a container. This simulation is then used to generate random numbers and balls, providing a dynamic and engaging experience.

### What is the subscription for Lotto Engine 3D?

Lotto Engine 3D offers a weekly subscription for $1.99. This subscription provides access to premium features or an enhanced experience for the duration of the week.

### How do I cancel my Lotto Engine 3D subscription?

To cancel your subscription, navigate to your iOS device's 'Settings', then 'iTunes Store & App Store'. Tap your Apple ID, select 'View Apple ID', and on the Account Settings page, click 'Subscriptions' to find and cancel the Lotto Engine 3D Weekly Subscription.

### Does Lotto Engine 3D automatically renew?

Yes, the Lotto Engine 3D weekly subscription will automatically renew unless you cancel it at least 24 hours before the current period ends. This ensures continuous access to the service.

### What devices is Lotto Engine 3D compatible with?

Lotto Engine 3D is designed for iOS devices, including iPhone, iPad, and iPod. It requires a compatible iOS version to run effectively.

### What is the age rating for Lotto Engine 3D?

Lotto Engine 3D has an age rating of 4+. This indicates that the content is generally suitable for all ages, with no mature themes or content that would be inappropriate for young children.

### When was Lotto Engine 3D last updated?

Lotto Engine 3D was last updated on December 14, 2025, with version 2025.12.14. This indicates recent development and potential improvements or bug fixes.

## Version history (last 5 releases)

### 2025.12.14 — 2025-12-14

App resource update

### 2025.6.15 — 2025-06-15

App resource update

### 2.8.9 — 2023-12-10

3D Engine Enhancement

### 2.8.8 — 2023-12-01

3D Engine Enhancement

### 2.1.8 — 2023-11-30

3D Engine Enhancement

## Apps similar to Lotto Engine 3D

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## More apps by 何均 邓

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- [Lotto Engine 2D](https://appshunter.io/ios/app/lotto-engine-2d/id1638054406)
- [小塔罗神器 · Tarot Artifact](https://appshunter.io/ios/app/tarot-artifact/id1641261641)
- [随机头像](https://appshunter.io/ios/app/id1644828429)

All apps by 何均 邓: https://appshunter.io/developer/1621073530

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*