# B3 Runtime vs Euthy Journal

The clearest difference is in-app purchases: B3 Runtime at none against Euthy Journal's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Euthy Journal sells 4 in-app purchases, starting at $4.99 per month. B3 Runtime asks for nothing beyond the download.

B3 Runtime ships an update every 3 weeks, Euthy Journal every 11 days. The most recent releases landed on September 17, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | B3 Runtime | Euthy Journal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Size | 44 MB | 95 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [B3 Innovation AB](https://appshunter.io/developer/1736498082) | [Yhonathon Maharaj](https://appshunter.io/developer/6786535678) |

## What reviewers say

### B3 Runtime

[App page](https://appshunter.io/ios/app/b3-runtime/id6479606796)

**Features:** macOS Compatibility

**In-app purchases:** none


### Euthy Journal

[App page](https://appshunter.io/ios/app/euthy-journal-ai-diary-and-mood/id6786535676)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Euthy Premium | $4.99 | per month |
| Euthy Journal Premium AI | $12.99 | per month |
| Euthy Premium | $29.99 | per year |
| Euthy Premium AI | $69.99 | per year |


## Frequently asked questions

### Is B3 Runtime free?

B3 Runtime is free to download, with no in-app purchases.

### Is Euthy Journal free?

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

### Do B3 Runtime or Euthy Journal have ads?

Neither B3 Runtime nor Euthy Journal shows ads.

### Which is updated more often, B3 Runtime or Euthy Journal?

B3 Runtime ships an update every 3 weeks, and Euthy Journal every 11 days. Most recently, B3 Runtime was updated on September 17, 2026 and Euthy Journal on September 12, 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.*