# Numeric Odyssey vs Random Lucky

The clearest difference is ads: Random Lucky at none against Numeric Odyssey's shown. Random Lucky also leads on update cadence (every 3 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Numeric Odyssey ships an update every 2 weeks, Random Lucky every 3 days. The most recent releases landed on September 17, 2026 and July 30, 2026 respectively.

## The numbers

| Metric | Numeric Odyssey | Random Lucky |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 27 MB | 25 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Truong Van Truong](https://appshunter.io/developer/1601624508) | [Vuong Vu Duc](https://appshunter.io/developer/1563142329) |

## What reviewers say

### Numeric Odyssey

[App page](https://appshunter.io/ios/app/numeric-odyssey/id6472152796)

**Features:** macOS Compatibility

**In-app purchases:** none


### Random Lucky

[App page](https://appshunter.io/ios/app/random-lucky/id6791076605)

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

**In-app purchases:** none


## Frequently asked questions

### Is Numeric Odyssey free?

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

### Is Random Lucky free?

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

### Do Numeric Odyssey or Random Lucky have ads?

Numeric Odyssey shows ads; Random Lucky does not.

### Which is updated more often, Numeric Odyssey or Random Lucky?

Numeric Odyssey ships an update every 2 weeks, and Random Lucky every 3 days. Most recently, Numeric Odyssey was updated on September 17, 2026 and Random Lucky on July 30, 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.*