# Circuit Maze vs Oneln Nine

The clearest difference is ads: Circuit Maze at none against Oneln Nine's shown. Circuit Maze also leads on update cadence (every 2 days vs every 8 days) and iOS requirement (12.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

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

Circuit Maze ships an update every 2 days, Oneln Nine every 8 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Circuit Maze | Oneln Nine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 8 days |
| Size | 65 MB | 142 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [蓉蓉 许](https://appshunter.io/developer/1853994699) | [智浩 李](https://appshunter.io/developer/1723851784) |

## What reviewers say

### Circuit Maze

[App page](https://appshunter.io/ios/app/circuit-maze/id6757144058)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oneln Nine

[App page](https://appshunter.io/ios/app/oneln-nine/id6767825948)

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

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Maze free?

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

### Is Oneln Nine free?

Oneln Nine is free to download, with no in-app purchases.

### Do Circuit Maze or Oneln Nine have ads?

Oneln Nine shows ads; Circuit Maze does not.

### Which is updated more often, Circuit Maze or Oneln Nine?

Circuit Maze ships an update every 2 days, and Oneln Nine every 8 days. Most recently, Circuit Maze was updated on October 25, 2026 and Oneln Nine on October 28, 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.*