# 900s vs CubeDojo

The clearest difference is ads: 900s at none against CubeDojo's shown. CubeDojo's advantage is update cadence (every 2 days vs every 10 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 900s sells 4 in-app purchases, starting at $0.99 per month and CubeDojo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

900s ships an update every 10 days, CubeDojo every 2 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 900s | CubeDojo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 77 MB | 86 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Unit U+2467 GmbH](https://appshunter.io/developer/1781273662) | [Javier Rubio Roca](https://appshunter.io/developer/1895543595) |

## What reviewers say

### 900s

[App page](https://appshunter.io/ios/app/900s/id6746439317)

Learn complex ideas through engaging, podcast-style audio episodes. Interact with AI to ask questions and explore topics in real time. Fits learning into short, 15-minute daily sessions.

**Highlights:** Podcast-style learning episodes, 15-minute daily learning sessions, AI-powered interactive Q&A, Curated content on various topics, Personalized library and progress tracking, Offline downloads with premium

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic – monatlich | $0.99 | per month |
| Plus – monatlich | $2.99 | per month |
| BILDplus + 900s | $6.99 | per month |
| Ultimate | $8.99 | per month |


### 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 900s free?

900s is free to download, with in-app purchases available.

### Is CubeDojo free?

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

### Do 900s or CubeDojo have ads?

CubeDojo shows ads; 900s does not.

### Which is updated more often, 900s or CubeDojo?

900s ships an update every 10 days, and CubeDojo every 2 days. Most recently, 900s was updated on October 28, 2026 and CubeDojo on October 29, 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.*