# Math Cross vs HollowCube

The clearest difference is in-app purchases: Math Cross at none against HollowCube's 1. Math Cross also leads on iOS requirement (15.6 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. HollowCube sells 1 one-off in-app purchase. Math Cross asks for nothing beyond the download.

Math Cross ships an update every 4 days, HollowCube weekly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Math Cross | HollowCube |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (16 ratings)](https://appshunter.io/ios/app/math-cross-number-puzzle/id6749326930/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free | — |
| Size | 13 MB | 1 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Oscar Salas Mestres](https://appshunter.io/developer/603087077) | [MUCAHIT SIK](https://appshunter.io/developer/1896699096) |

## What reviewers say

### Math Cross

[App page](https://appshunter.io/ios/app/math-cross-number-puzzle/id6749326930)

Engage your mind with a unique math crossword puzzle game. Solve handcrafted levels and daily challenges to sharpen your logic and arithmetic skills. Compete globally or play solo in a distraction-free environment.

**Highlights:** 100+ Handcrafted Levels, Daily Math Challenge, Global Rankings, Unique Math & Crossword Fusion, Sharpen Mental Math Skills, Ad-Free Gameplay

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

**In-app purchases:** none


### HollowCube

[App page](https://appshunter.io/ios/app/hollowcube/id6805978683)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Levels | $2.99 | one-time |


## Frequently asked questions

### Is Math Cross free?

Math Cross is free to download, with no in-app purchases.

### Is HollowCube free?

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

### Do Math Cross or HollowCube have ads?

Neither Math Cross nor HollowCube shows ads.

### Which is updated more often, Math Cross or HollowCube?

Math Cross ships an update every 4 days, and HollowCube weekly. Most recently, Math Cross was updated on November 8, 2026 and HollowCube on October 31, 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.*