# TetraClock vs Skyline Widget

The clearest difference is ads: Skyline Widget at none against TetraClock's shown. TetraClock's advantage is update cadence (every 2 days vs every 5 weeks) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

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

TetraClock ships an update every 2 days, Skyline Widget every 5 weeks. The most recent releases landed on October 22, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | TetraClock | Skyline Widget |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/tetraclock-falling-block/id6504890211/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Monetization | Ad-supported | — |
| Size | 6 MB | 1 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Legal Prompt Inc.](https://appshunter.io/developer/1490746932) | [Takayuki Hamuro](https://appshunter.io/developer/1875707249) |

## What reviewers say

### TetraClock

[App page](https://appshunter.io/ios/app/tetraclock-falling-block/id6504890211)

This clock app uses falling tetromino blocks to display the time. Customize colors, animations, and display formats. Note that the displayed time may have slight discrepancies due to animation effects.

**Highlights:** Tetromino block time display, Customizable colors and animations, 12/24-hour format, Seconds display toggle, Adjustable falling speed, Background color options

**Features:** macOS Compatibility

**In-app purchases:** none


### Skyline Widget

[App page](https://appshunter.io/ios/app/skyline-widget/id6796998603)

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

**In-app purchases:** none


## Frequently asked questions

### Is TetraClock free?

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

### Is Skyline Widget free?

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

### Do TetraClock or Skyline Widget have ads?

TetraClock shows ads; Skyline Widget does not.

### Which is updated more often, TetraClock or Skyline Widget?

TetraClock ships an update every 2 days, and Skyline Widget every 5 weeks. Most recently, TetraClock was updated on October 22, 2026 and Skyline Widget on October 11, 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.*