# calcMod vs MoleCube 3D

The clearest difference is price: MoleCube 3D at Free against calcMod's $0.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

MoleCube 3D is free to download; calcMod costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

calcMod ships an update every 6 days, MoleCube 3D every 5 days. The most recent releases landed on October 6, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | calcMod | MoleCube 3D |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/molecube-3d/id6479182050/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | — | Free |
| Size | 1 MB | 13 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Alain Cardinaux](https://appshunter.io/developer/1443066124) | [小健 赵](https://appshunter.io/developer/1521832312) |

## What reviewers say

### calcMod

[App page](https://appshunter.io/ios/app/calcmod-prox/id1443066125)

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

**In-app purchases:** none


### MoleCube 3D

[App page](https://appshunter.io/ios/app/molecube-3d/id6479182050)

This app combines the logic of Sudoku with the spatial challenge of a Rubik's Cube. Arrange colored spheres on each side of a 3D cube so that each side displays all nine colors. Offers realistic graphics and intuitive swipe controls for an engaging puzzle experience.

**Highlights:** 3D realistic graphics, Intuitive swipe controls, Undo last action, Tilt to change perspective, Two 3D styles (spherical/square), Zoom and brightness adjustment, Two cube sizes (3x3x3, 2x2x2)

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

**In-app purchases:** none


## Frequently asked questions

### Is calcMod free?

calcMod costs $0.99, with no in-app purchases.

### Is MoleCube 3D free?

MoleCube 3D is free to download, with no in-app purchases.

### Do calcMod or MoleCube 3D have ads?

Neither calcMod nor MoleCube 3D shows ads.

### Which is updated more often, calcMod or MoleCube 3D?

calcMod ships an update every 6 days, and MoleCube 3D every 5 days. Most recently, calcMod was updated on October 6, 2026 and MoleCube 3D on September 20, 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.*