# Cubeling vs CASSY App

The clearest difference is review sentiment: Cubeling at 82% against CASSY App's 60%. Cubeling also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Cubeling | CASSY App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/cubeling/id1027746349/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **81.8% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 21 MB | 76 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heiko Etzold](https://appshunter.io/developer/715739131) | [LD DIDACTIC GmbH](https://appshunter.io/developer/1083056850) |

## What reviewers say

### Cubeling

[App page](https://appshunter.io/ios/app/cubeling/id1027746349)

Design and construct cube-based structures with a 3D view and multiple projection options. Add or remove cubes by touch or code. Explore your creations by rotating the 3D model.

**Highlights:** 3D cube building, Multiple projection views (plan, orthographic, isometric), Code view for cube creation (iPad), Interactive 3D model rotation, Add/remove cubes by touch

**In-app purchases:** none


### CASSY App

[App page](https://appshunter.io/ios/app/cassy-app/id1083056851)

Control scientific measurement devices and display data on your mobile device. Analyze, store, and share results without a PC. Supports a wide range of physics, chemistry, and biology sensors.

**Highlights:** Control CASSY devices, Display measurements (analog/digital, tables, diagrams), Evaluate and store data, Share results wirelessly, Support for physics, chemistry, and biology sensors, WebDAV server integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Cubeling free?

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

### Is CASSY App free?

CASSY App is free to download, with no in-app purchases.

### Do Cubeling or CASSY App have ads?

Neither Cubeling nor CASSY App shows ads.

### Which is updated more often, Cubeling or CASSY App?

Cubeling ships an update every 3 months, and CASSY App every 3 months. Most recently, Cubeling was updated on November 1, 2026 and CASSY App on November 2, 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.*