# SignalClock Lite vs Pixel Clock

The clearest difference is in-app purchases: SignalClock Lite at none against Pixel Clock's 2. SignalClock Lite also leads on iOS requirement (12.0 vs 15.0). Pixel Clock's advantage is update cadence (weekly vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Pixel Clock sells 2 one-off in-app purchases. SignalClock Lite asks for nothing beyond the download.

SignalClock Lite ships an update every 7 months, Pixel Clock weekly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SignalClock Lite | Pixel Clock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | Free | — |
| Size | 28 MB | 100 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masafumi Endoh](https://appshunter.io/developer/757354996) | [YIMING SHI](https://appshunter.io/developer/1778404172) |

## What reviewers say

### SignalClock Lite

[App page](https://appshunter.io/ios/app/signalclock-lite/id908918011)

This utility app displays a digital clock with a time signal function using local notifications. It offers multiple sound sets and font options. The free version has limitations on scheduling time signals to half-hour intervals.

**Highlights:** Local notification time signals, Multiple sound sets, iOS 10 font support, Half-hour signal scheduling (free edition), Digital clock display

**Features:** macOS Compatibility

**In-app purchases:** none


### Pixel Clock

[App page](https://appshunter.io/ios/app/pixel-clock-grid/id6737881546)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cyber City 1-day Trial | Free | one-time |
| Cyber City – Unlock Forever | $2.99 | one-time |


## Frequently asked questions

### Is SignalClock Lite free?

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

### Is Pixel Clock free?

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

### Do SignalClock Lite or Pixel Clock have ads?

Neither SignalClock Lite nor Pixel Clock shows ads.

### Which is updated more often, SignalClock Lite or Pixel Clock?

SignalClock Lite ships an update every 7 months, and Pixel Clock weekly. Most recently, SignalClock Lite was updated on October 29, 2026 and Pixel Clock on October 24, 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.*