Comparison

QuietClock vs Sun TimeZone

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

Head to head
About

QuietClock

Features
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Whether on your nightstand, desk, or mounted display, the app stays visible and dims when powered to avoid glare—perfect for passive use. Custom themes and dim delay settings let you shape your ideal timekeeping environment. Digital & Analog clock styles Customizable color themes Auto-dim when device is connected to power Adjustable dim delay and brightness level Private and lightweight - no data tracking Completely free No advertisements

About

Sun TimeZone

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Timezone turns world clocks into something beautiful. Instead of a list of numbers, watch the sun’s path across a 24-hour cycle as a smooth sine wave, with your selected cities plotted directly on the curve. A dynamic sky gradient shifts from starlit night to golden sunrise to bright day, making it instantly clear who’s awake, who’s asleep, and where the sun is. INTERACTIVE TIME DIAL Drag the scrubbing dial to glide through any hour of the day. Subtle haptic ticks mark each hour, while every timezone updates in real time. Perfect for finding that sweet spot where Tokyo, London, and San Francisco overlap. SUN PATH VISUALIZATION A scientifically inspired sine wave maps the sun’s arc over 24 hours. Each city appears as a color-coded marker, so you can immediately see which locations are in daylight and which are in darkness. DYNAMIC SKY & STARS The background is a living sky that transitions from deep midnight blues to warm sunrise tones to bright daytime hues. Softly twinkling stars animate across night regions, adding depth and atmosphere. SMART CITY SEARCH Add timezones by simply searching city names like “New Delhi,” “San Francisco,” or “Tokyo”—no need for IANA identifiers. With 50+ built-in aliases, you can also browse by region or GMT offset. DESIGNED FOR APPLE Crafted with Liquid Glass materials, fluid animations, and a dark-mode-first aesthetic. The layout adapts seamlessly: a compact stacked view on iPhone and a spacious side-by-side layout on iPad. KEY FEATURES - Sun-path sine wave with color-coded timezone markers - Interactive horizontal dial with haptic feedback - Animated day-to-night sky gradient - Twinkling star field in night zones - 8 vibrant accent colors for cities - Searchable picker with 50+ city aliases - Persistent state across launches - Responsive layouts for iPhone and iPad - No ads, no accounts, no tracking Whether you're coordinating across time zones, planning a call with family abroad, or simply curious where the sun is right now—Timezone makes it intuitive, visual, and immediate.

Screenshots

QuietClock4 screens

Verdict

The call

The clearest difference is device support: QuietClock at 2 against Sun TimeZone's —. QuietClock also leads on iOS requirement (18.5 vs 26.2). On price and in-app purchases 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

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

Scorecard2 real differences · 4 level
QuietClock versus Sun TimeZone: the parameters behind the verdict, then further details
ParameterQuietClockSun TimeZone
PriceFreeFree
Update frequencyEvery 2 months
AdsNo
In-app purchasesNoNo
DevicesiPhone, iPad — better
Requires iOS18.5 — better26.2
Further details — not scored
Size1 MB5 MB
Age rating4+4+
DeveloperPurpose Solutions LimitedArshdeep Singh

In-app purchases

None

QuietClock

No in-app purchases

None

Sun TimeZone

No in-app purchases

Questions

Is QuietClock free?
QuietClock is free to download, with no in-app purchases.
Is Sun TimeZone free?
Sun TimeZone is free to download, with no in-app purchases.

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