# CrossMath vs Lumina

The clearest difference is update cadence: CrossMath at every 4 days against Lumina's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CrossMath sells 5 one-off in-app purchases and Lumina sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

CrossMath ships an update every 4 days, Lumina every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CrossMath | Lumina |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (129 ratings)](https://appshunter.io/ios/app/crossmath-math-crossword/id6473798005/reviews)** | — |
| Number of ratings | **129** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 243 MB | 40 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [BringNext LLC](https://appshunter.io/developer/1629847409) | [Erick Andres Meneses Barrera](https://appshunter.io/developer/1841266337) |

## What reviewers say

### CrossMath

[App page](https://appshunter.io/ios/app/crossmath-math-crossword/id6473798005)

This app offers a unique crossword experience where numbers replace words. Solve arithmetic equations to complete the grid, sharpening your mind with daily challenges. It's a fun blend of logic puzzles and math practice for all ages.

**Highlights:** Number-based crossword puzzles, Arithmetic equation solving, Daily brain training challenges, Hints and helper tools, Adaptive difficulty levels, Sleek, user-friendly interface

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hints | $0.99 | one-time |
| 30 Hints | $1.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 100 Hints | $4.99 | one-time |
| Remove Ads | $8.99 | one-time |


### Lumina

[App page](https://appshunter.io/ios/app/lumina-brain-training/id6766095234)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is CrossMath free?

CrossMath is free to download, with in-app purchases available.

### Is Lumina free?

Lumina is free to download, with in-app purchases available.

### Do CrossMath or Lumina have ads?

Both CrossMath and Lumina show ads.

### Which is updated more often, CrossMath or Lumina?

CrossMath ships an update every 4 days, and Lumina every 3 weeks. Most recently, CrossMath was updated on October 26, 2026 and Lumina 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.*