# Marimo Merge vs Circuit Break

The clearest difference is ads: Circuit Break at none against Marimo Merge's shown. Circuit Break also leads on update cadence (every 4 days vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Marimo Merge ships an update every 3 months, Circuit Break every 4 days. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Marimo Merge | Circuit Break |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 199 MB | 49 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Kanno](https://appshunter.io/developer/843112443) | [Gareth DeWalt](https://appshunter.io/developer/1896493430) |

## What reviewers say

### Marimo Merge

[App page](https://appshunter.io/ios/app/marimo-merge/id6763684343)

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

**In-app purchases:** none


### Circuit Break

[App page](https://appshunter.io/ios/app/circuit-break/id6767619048)

**In-app purchases:** none


## Frequently asked questions

### Is Marimo Merge free?

Marimo Merge is free to download, with no in-app purchases.

### Is Circuit Break free?

Circuit Break is free to download, with no in-app purchases.

### Do Marimo Merge or Circuit Break have ads?

Marimo Merge shows ads; Circuit Break does not.

### Which is updated more often, Marimo Merge or Circuit Break?

Marimo Merge ships an update every 3 months, and Circuit Break every 4 days. Most recently, Marimo Merge was updated on October 17, 2026 and Circuit Break on October 18, 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.*