Comparison

QuietClock vs ZoneSync

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

Head to head
About

QuietClock

Features
Read full description

Whether on your nightstand, desk, or mounted display, the app stays visible and dims when powered to avoid glareβ€”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

ZoneSync

Features
Read full description

Stay connected across every time zone. ZoneSync helps remote teams, digital nomads, and international professionals manage contacts worldwide, find the perfect meeting time, and keep their global schedule in sync. WORLD CLOCK FOR YOUR CONTACTS Add contacts from any time zone and instantly see their local time. Import from your phone's contacts or add manually. Color-code, tag, and favorite your key people. Filter by who's currently working or offline with one tap. SMART MEETING FINDER Stop guessing. ZoneSync scores every possible meeting slot from 0 to 100 so you always pick the best overlap β€” not just any overlap. Choose participants, set duration (30 min to 2 hours), select a date range, and get ranked results instantly. Skip weekends automatically. CALENDAR WITH TIMEZONE CONVERSION View your iOS calendar events with instant time zone conversion for every contact. Switch between list, grid, and timeline views. Schedule timezone-aware meetings directly from the app. ANALYTICS & WORK HOURS HEATMAP Visualize your team's availability on a 24Γ—7 heatmap. Discover peak overlap hours, find the best time to reach everyone, and understand timezone diversity across all your contacts. HOME SCREEN WIDGETS Keep world clocks visible with beautiful widgets. Small widget shows one contact's time, medium widget displays up to 6 favorites β€” all with live updates every 15 minutes. ZONESYNC PREMIUM β€’ Unlimited contacts (free: up to 3) β€’ Extended Meeting Finder with wider date range β€’ Advanced analytics for 50+ contacts β€’ iCloud sync across all your devices β€’ All future premium features included Clean, beautiful design. Light and dark themes. No ads, no tracking. Your data stays private with optional iCloud backup. $2.99/month | $24.99/year (3-day free trial, save 30%) Download ZoneSync β€” make time zones simple. Privacy Policy: https://mruat06-arch.github.io/app-policies/zonesync/privacy.html Terms of Use: https://mruat06-arch.github.io/app-policies/zonesync/terms.html

Screenshots

QuietClock4 screens
ZoneSync4 screens

Verdict

The call

The clearest difference is in-app purchases: QuietClock at none against ZoneSync's 2. On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. ZoneSync sells 2 in-app purchases, starting at $2.99 per month. QuietClock asks for nothing beyond the download.

Scorecard1 real difference Β· 5 level
QuietClock versus ZoneSync: the parameters behind the verdict, then further details
ParameterQuietClockZoneSync
PriceFreeFree
Update frequencyEvery 2 monthsβ€”
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.517.6 β€” better
Further details β€” not scored
Size1 MB12 MB
Age rating4+4+
DeveloperPurpose Solutions LimitedMurat Can CICEK

In-app purchases

None

QuietClock

No in-app purchases

2 purchases

ZoneSync

Subscriptions2
  • ZoneSync Premium$2.991 Month
  • ZoneSync Premium3 Days trial$24.991 Year

Questions

Is QuietClock free?
QuietClock is free to download, with no in-app purchases.
Is ZoneSync free?
ZoneSync is free to download, with in-app purchases available.
Do QuietClock or ZoneSync have ads?
Neither QuietClock nor ZoneSync shows ads.

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