# ETH polybox vs CubeDojo

The clearest difference is in-app purchases: ETH polybox at none against CubeDojo's 1. ETH polybox also leads on ads (none vs shown). CubeDojo's advantage is update cadence (every 2 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CubeDojo sells 1 one-off in-app purchase. ETH polybox asks for nothing beyond the download.

ETH polybox ships an update every 6 months, CubeDojo every 2 days. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | ETH polybox | CubeDojo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eth-polybox/id909475675/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 229 MB | 86 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ETH Zurich](https://appshunter.io/developer/438432132) | [Javier Rubio Roca](https://appshunter.io/developer/1895543595) |

## What reviewers say

### ETH polybox

[App page](https://appshunter.io/ios/app/eth-polybox/id909475675)

This app provides secure online data storage and exchange for ETH Zurich members. It functions as a digital storage solution, offering 50 GB of space on campus servers to avoid external storage risks. Sync clients are available for easy access across devices.

**Highlights:** Secure online data storage, Data exchange for ETH members, 50 GB storage space, Avoids external storage, Sync clients for all OS, ETH account required

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

**In-app purchases:** none


### CubeDojo

[App page](https://appshunter.io/ios/app/cubedojo/id6824288865)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads | $3.99 | one-time |


## Frequently asked questions

### Is ETH polybox free?

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

### Is CubeDojo free?

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

### Do ETH polybox or CubeDojo have ads?

CubeDojo shows ads; ETH polybox does not.

### Which is updated more often, ETH polybox or CubeDojo?

ETH polybox ships an update every 6 months, and CubeDojo every 2 days. Most recently, ETH polybox was updated on November 1, 2026 and CubeDojo on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*