# One vs Unityちゃんのブロックタワー

The clearest difference is update cadence: Unityちゃんのブロックタワー at daily against One's every 16 months. On price, ads, 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.

One ships an update every 16 months, Unityちゃんのブロックタワー daily. The most recent releases landed on September 17, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | One | Unityちゃんのブロックタワー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Daily** |
| Size | 70 MB | 141 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shinichi Takayama](https://appshunter.io/developer/1452771438) | [Shun Okuda](https://appshunter.io/developer/1524238681) |

## What reviewers say

### One

[App page](https://appshunter.io/ios/app/one-two-stack/id1458909941)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unityちゃんのブロックタワー

[App page](https://appshunter.io/ios/app/unity/id6612008809)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is One free?

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

### Is Unityちゃんのブロックタワー free?

Unityちゃんのブロックタワー is free to download, with no in-app purchases.

### Do One or Unityちゃんのブロックタワー have ads?

Both One and Unityちゃんのブロックタワー show ads.

### Which is updated more often, One or Unityちゃんのブロックタワー?

One ships an update every 16 months, and Unityちゃんのブロックタワー daily. Most recently, One was updated on September 17, 2026 and Unityちゃんのブロックタワー on May 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*