Comparison

VoiceClock vs Sol Clock

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

Head to head
About

VoiceClock

This app announces the current time through voice notifications, even when your device is locked. Customize spoken phrases before and after the time, and choose from multiple languages for announcements. It also offers a simple massage function for relaxation.

Highlights
  • Voice time announcements
  • Customizable spoken phrases
  • Multi-language support
  • Shake to announce time
  • Sleep mode for notification silencing
  • Vibration-based massage function
Features
Read full description

Even if put it in a pocket to lock your iPhone, This app inform the time. By Starting the application, can be edited freely the words before and after the time if the desk clock. For example, "now" 8:00 "Let's go" It is possible. (Please write the character in the language currently used) 【Please】 When enabling sound effect, please select other than "banner is Persistent" in notification setting so that voice notification will not be interrupted. 【The following languages are supported for voice notification at lock time】 ※ Japanese, English, Chinese, Korean, Russian, German, French, Italian, Dutch, Arabic, Greek, Turkish, English (Alex) ※ The English voice notification is made for 12 hours 00: 00 to 11: 30 (Example 1: 12: 00 AM, Example 2: 11: 30 AM) 12: 00 ~ 23: 30 (Example 1: 12: 00 PM, Example 2: 11: 30 PM) It is expressed as. How to use ※ Clock · (Analog / digital, background color, font) setting can be switched by swiping left, right, up, and down. · Receive a notification via voice the time you tap the "Talking". · We will inform you by voice time and shake. · You can switch by tapping the "ON" or "OFF" the time signal notification. ※ Setting · You can edit the words before and after the time of the sandwich voice notification. · You can select the language of the device other than setting. · It is possible to select 10 types of sound effects and sound OFF. · You can change "Notification interval", "Time format", "Notification with shake". ※Sleep · You can set the time zone to stop the voice notification. (It does not correspond to a 1-minute notification interval) ※ Relaxation time · How is the Use simple massage function using the vibration of the iPhone, you can try to heal mind while listening in your favorite music.

About

Sol Clock

Features
Read full description

Sol Clock is a solar time clock connecting you to the rhythm of the sun and moon. Sol Clock shows you where the sun actually is, from nautical dawn through solar noon to deep night. Displayed on a beautifully crafted astronomical clock face inspired by medieval clocks of Venice and Prague. Sol Clock displays true solar time alongside standard and UTC, so you always know where you stand in the actual solar day, not just the civil one. The Clock The clock face renders a full 24-hour solar day. The hand tracks the sun's position through the light spectrum of the day. The orbital ring shows the complete sky color spectrum for the day. Computed dynamically based on your location and the day's sunrise and sunset times. Sky Map The Sky Map shows an equidistant northern projection centered on the North Pole with a live terminator line showing the boundary between day and night. Solar Compass The Solar Compass tracks the sun and moon in real time and shows their current relationship to the Equator and Tropics of Cancer and Capricorn. Planisphere An interactive star and planet finder for the naked-eye sky. Roll through and highlight 37 constellations by name, or browse all eight planets at once, each shown at its true position. Naked-eye planets are set apart from the outer planets, which are included for reference. Polaris is always marked, so you always have a fixed point to orient yourself by. Events & Alarms Enable notifications for any point in the solar day: Nautical Dawn, Civil Dawn, Sunrise, Golden Hour End, Morning Light, Solar Noon, Afternoon Light, Golden Dusk, Sunset, Civil Dusk, Nautical Dusk, and Night. Each alarm fires at its precise solar time for your location, rescheduling automatically every day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

VoiceClock4 screens
Sol Clock4 screens

Verdict

The call

The clearest difference is price: Sol Clock at Free against VoiceClock's $2.99. Sol Clock also leads on update cadence (every 4 days vs monthly). VoiceClock's advantage is in-app purchases (none vs 2) and iOS requirement (15.6 vs 26.0). On ads 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

Sol Clock is free to download; VoiceClock costs $2.99 up front. Sol Clock sells 2 in-app purchases, starting at $0.99 per month. VoiceClock asks for nothing beyond the download.

UpkeepUpdate frequency

VoiceClock ships an update monthly, Sol Clock every 4 days. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
VoiceClock versus Sol Clock: the parameters behind the verdict, then further details
ParameterVoiceClockSol Clock
Price$2.99Free — better
Rating4.6 (27 ratings) — better—
Positive reviews54.8% of reviews—
Number of ratings27 — better—
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.0
Further details — not scored
Size176 MB8 MB
Age rating4+4+
DeveloperShinichi AokawaMark Zigadlo

In-app purchases

None

VoiceClock

No in-app purchases

2 purchases

Sol Clock

Subscriptions2
  • Pro Monthly7 Days trial$0.991 Month
  • Pro Annual7 Days trial$7.991 Year

Questions

Is VoiceClock free?
VoiceClock costs $2.99, with no in-app purchases.
Is Sol Clock free?
Sol Clock is free to download, with in-app purchases available.
Do VoiceClock or Sol Clock have ads?
Neither VoiceClock nor Sol Clock shows ads.
Which is updated more often, VoiceClock or Sol Clock?
VoiceClock ships an update monthly, and Sol Clock every 4 days. Most recently, VoiceClock was updated on October 17, 2026 and Sol Clock on October 15, 2026.

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