# Cuckoo VO vs SignalClock Lite

The clearest difference is review sentiment: Cuckoo VO at 56% against SignalClock Lite's 0%. SignalClock Lite's advantage is update cadence (every 7 months vs every 17 months) and iOS requirement (12.0 vs 14.1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Cuckoo VO ships an update every 17 months, SignalClock Lite every 7 months. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Cuckoo VO | SignalClock Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/cuckoo-vo/id623673664/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **55.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 7 months** |
| Monetization | Free | Free |
| Size | 8 MB | 28 MB |
| Requires iOS | 14.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Toshihiko Tambo](https://appshunter.io/developer/406777331) | [Masafumi Endoh](https://appshunter.io/developer/757354996) |

## What reviewers say

### Cuckoo VO

[App page](https://appshunter.io/ios/app/cuckoo-vo/id623673664)

This app functions as a cuckoo clock, announcing the time with cuckoo sounds every hour and half-hour. It offers voice-over support for accessibility and allows direct in-app settings adjustments. Notifications are managed through the iOS notification system.

**Highlights:** Hourly and half-hourly time announcements, Cuckoo sound notifications, Voice-over accessibility, Direct in-app settings, iOS notification integration

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Cuckoo VO free?

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

### Is SignalClock Lite free?

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

### Do Cuckoo VO or SignalClock Lite have ads?

Neither Cuckoo VO nor SignalClock Lite shows ads.

### Which is updated more often, Cuckoo VO or SignalClock Lite?

Cuckoo VO ships an update every 17 months, and SignalClock Lite every 7 months. Most recently, Cuckoo VO was updated on October 9, 2026 and SignalClock Lite on October 13, 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.*