SignalClock Lite vs canDO Valve Controller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SignalClock Lite
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.
- Local notification time signals
- Multiple sound sets
- iOS 10 font support
- Half-hour signal scheduling (free edition)
- Digital clock display
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Digital clock has time signal function based on Local Notification Center. It’s free edition of “SignalClock”. 5 different signal sound sets. All fonts iOS 10 supports are available in clock. 5 tone type are available in all sound file sets. Free edition limitations : - Able to schedule time signals on half hour unit ex. 00:00, 00:30, 01:00 ...
canDO Valve Controller
This application allows users to remotely control their canDO Valve Controller directly from their iPhone or iPad. It provides a seamless interface for managing valve operations on the go.
- Remote valve control
- iOS device integration
- User-friendly interface
- Seamless operation
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Control your canDO Valve Controller from your iPhone.
Screenshots
Verdict
The clearest difference is update cadence: canDO Valve Controller at every 3 weeks against SignalClock Lite's every 7 months. SignalClock Lite's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SignalClock Lite ships an update every 7 months, canDO Valve Controller every 3 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | SignalClock Lite | canDO Valve Controller |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Every 7 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 28 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Masafumi Endoh | canDO+ |
Customer experience
SignalClock Lite
canDO Valve Controller
In-app purchases
SignalClock Lite
No in-app purchases
canDO Valve Controller
No in-app purchases
Questions
Is SignalClock Lite free?
Is canDO Valve Controller free?
Do SignalClock Lite or canDO Valve Controller have ads?
Which is updated more often, SignalClock Lite or canDO Valve Controller?
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