# Rubra, Interactive Creator Hub vs My Knowledge Base

The clearest difference is review sentiment: Rubra, Interactive Creator Hub at 100% against My Knowledge Base's 0%. Rubra, Interactive Creator Hub also leads on rating (4.8 vs 2.0) and in-app purchases (none vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. My Knowledge Base sells 1 one-off in-app purchase. Rubra, Interactive Creator Hub asks for nothing beyond the download.

Rubra, Interactive Creator Hub holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Rubra, Interactive Creator Hub has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Rubra, Interactive Creator Hub's written reviews are positive against 0% of My Knowledge Base's.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Rubra, Interactive Creator Hub | My Knowledge Base |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/rubra-interactive-creator-hub/id1673761012/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/my-knowledge-base/id6575390471/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 50 MB | 8 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [rubra ag](https://appshunter.io/developer/1673761014) | [Wiktor Starzyk](https://appshunter.io/developer/1490335440) |

## What reviewers say

### Rubra, Interactive Creator Hub

[App page](https://appshunter.io/ios/app/rubra-interactive-creator-hub/id1673761012)

Save, organize, and share bookmarks with visual previews and notes. Create private or public collections for collaboration and easily find inspiration with tags and search.

**Highlights:** Save bookmarks with visual previews, Add notes to saved content, Organize with tags, Filter and search content, Create private or public collections, Collaborate on collections, Share collections

**Features:** Vision Pro support

**In-app purchases:** none


### My Knowledge Base

[App page](https://appshunter.io/ios/app/my-knowledge-base/id6575390471)

Capture and organize all your ideas, facts, and details effortlessly. This app acts as a personal database, allowing you to store various types of information and retrieve it quickly with a powerful search system. Customize your data input with templates for efficient management.

**Highlights:** Capture ideas and facts, Store text, photos, links, sketches, Customizable entry templates, Powerful search and query system, Organize information efficiently

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited Items | $2.99 | one-time |


## Frequently asked questions

### Is Rubra, Interactive Creator Hub free?

Rubra, Interactive Creator Hub is free to download, with no in-app purchases.

### Is My Knowledge Base free?

My Knowledge Base is free to download, with in-app purchases available.

### Which has better reviews, Rubra, Interactive Creator Hub or My Knowledge Base?

Rubra, Interactive Creator Hub is rated higher. Rubra, Interactive Creator Hub averages 4.8 out of 5 from 5 ratings, while My Knowledge Base averages 2.0 from 1 ratings.

### Do Rubra, Interactive Creator Hub or My Knowledge Base have ads?

Neither Rubra, Interactive Creator Hub nor My Knowledge Base shows ads.

### Which is updated more often, Rubra, Interactive Creator Hub or My Knowledge Base?

Rubra, Interactive Creator Hub ships an update every 5 weeks, and My Knowledge Base every 5 weeks. Most recently, Rubra, Interactive Creator Hub was updated on October 24, 2026 and My Knowledge Base on October 30, 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.*