# bubbly vs Kaizen Focus

bubbly and Kaizen Focus are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. bubbly sells 3 in-app purchases, starting at $1.99 per month and Kaizen Focus sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

bubbly ships an update every 2 weeks, Kaizen Focus fortnightly. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | bubbly | Kaizen Focus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bubbly-your-brain-dumping-app/id6773897652/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 33 MB | 130 MB |
| Requires iOS | 17.0 | **16.5** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jiyun Park](https://appshunter.io/developer/6773419223) | [Yuttakhan Baingern](https://appshunter.io/developer/6776554771) |

## What reviewers say

### bubbly

[App page](https://appshunter.io/ios/app/bubbly-your-brain-dumping-app/id6773897652)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| bubbly.pro | $1.99 | per month |
| bubbly.pro | $16.99 | per year |
| bubbly.pro | $39.99 | one-time |


### Kaizen Focus

[App page](https://appshunter.io/ios/app/kaizen-focus/id6776554769)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $14.99 | per month |
| Premium Annual | $99.99 | per year |


## Frequently asked questions

### Is bubbly free?

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

### Is Kaizen Focus free?

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

### Do bubbly or Kaizen Focus have ads?

Neither bubbly nor Kaizen Focus shows ads.

### Which is updated more often, bubbly or Kaizen Focus?

bubbly ships an update every 2 weeks, and Kaizen Focus fortnightly. Most recently, bubbly was updated on October 24, 2026 and Kaizen Focus on October 4, 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.*