Comparison

SignalClock vs VocalClock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SignalClock

Features
Read full description

Digital clock has time signal function based on Local Notification Center. 5 different signal sound sets (Digital Clock, Cuckoo, Voice, Whittington Chime,Church Bell). All fonts iOS 10 supports are available in clock. 5 tone type are available in all sound file sets.

About

VocalClock

This app announces the time aloud at custom intervals, even when your screen is locked. It helps you stay focused by providing passive time awareness without interrupting your current task or app.

Highlights
  • Announces time at custom intervals
  • Runs in the background with screen locked
  • Adjustable announcement frequency
  • Customizable phrases before time announcement
  • Smart scheduling for specific days/times
  • Natural-sounding Siri voices
Features
Read full description

Stop checking your phone just to see the time. VocalClock announces the time aloud at any interval you choose, and keeps working even when your screen is locked. Stay focused, stay present, and let time come to you. STAY IN FLOW Lock your phone. Play music. Switch apps. VocalClock runs in the background and speaks the time without interrupting what you're doing. No more breaking concentration just to glance at the clock. ANY INTERVAL YOU NEED Set announcements from seconds to hours: • Every 30 seconds for precision timing • Every 5 minutes during workouts • Every hour while working • Any custom interval that fits your routine SPEAK IT YOUR WAY • Add a custom phrase before the time • Hear just the time if you prefer • Enable seconds for exact precision • Choose from natural-sounding Siri voices SMART SCHEDULING You don’t need announcements all day. VocalClock speaks only when you want it to: • Choose specific days of the week • Set active start and end times • Delay the start for future sessions DESIGNED FOR • Workouts and interval training • Cooking and task timing • Deep work and productivity • Meditation and mindfulness • Presentations and speaking practice • Anyone who wants passive awareness of time Simple. Reliable. Built to just work. Questions? Email us at: vocalclock.app@gmail.com

Screenshots

SignalClock1 screens
VocalClock4 screens

Verdict

The call

The clearest difference is price: VocalClock at Free against SignalClock's $0.99. VocalClock also leads on update cadence (every 10 days vs every 5 months). SignalClock's advantage is iOS requirement (12.0 vs 18.6). On ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

VocalClock is free to download; SignalClock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SignalClock ships an update every 5 months, VocalClock every 10 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
SignalClock versus VocalClock: the parameters behind the verdict, then further details
ParameterSignalClockVocalClock
Price$0.99Free — better
Rating—4.8 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 5 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better18.6
Further details — not scored
Size103 MB5 MB
Age rating4+4+
DeveloperMasafumi EndohKhuyen Duong

In-app purchases

None

SignalClock

No in-app purchases

None

VocalClock

No in-app purchases

Questions

Is SignalClock free?
SignalClock costs $0.99, with no in-app purchases.
Is VocalClock free?
VocalClock is free to download, with no in-app purchases.
Do SignalClock or VocalClock have ads?
Neither SignalClock nor VocalClock shows ads.
Which is updated more often, SignalClock or VocalClock?
SignalClock ships an update every 5 months, and VocalClock every 10 days. Most recently, SignalClock was updated on November 1, 2026 and VocalClock on October 31, 2026.

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