Comparison

ZoneSync vs Roomy Clock

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

Head to head
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 — 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 24×7 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 — all with live updates every 15 minutes. ZONESYNC PREMIUM • Unlimited contacts (free: up to 3) • Extended Meeting Finder with wider date range • Advanced analytics for 50+ contacts • iCloud sync across all your devices • 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 — 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

About

Roomy Clock

Read full description

"Roomy Clock" is a simple, easy-to-read clock app with no ads. Switch freely between digital and analog clocks, a monthly calendar, and a variety of timer displays. Whether you're working, studying, reading, or attending meetings, Roomy Clock helps you manage your time with ease. With support for Always On Display (Auto-Lock disabled), you can check the time at a glance without having to tap the screen. Place your device on a desk or bedside table and turn it into your own personal clock. The timer is designed to be visually intuitive, making it easy to see the remaining time at a glance. Alarm notifications ensure you never miss important moments, even when the app is closed or your device is locked. "We wanted a clock that is simple, easy to read, and always visible." Roomy Clock was created from that simple idea. Instead of treating your smartphone as a device full of distractions, transform it into a beautiful clock that naturally fits into your daily space. == Main Features == * Timer & Alarm Functions - Easy-to-use timer and alarm features - Notifications work even in sleep or background mode - Nightstand Mode is also available (Night Clock Mode) * Digital & Analog Clock Styles - Swipe left or right to switch clock styles - Includes 7 different clock designs * Beautiful Customization - Change backgrounds, colors, and fonts - Toggle calendar display ON/OFF * Minimal Calendar Display - Clean monthly calendar that matches the clock design - Weekend colors adapt to your selected theme - Switch displays with vertical swipes (Portrait Mode) * Landscape Mode Support - Large centered clock display in landscape mode (Clock-Only Mode) - Stable layout even while seconds update * Always-On Display Support - Keeps the screen awake like a real desk clock - Great for desks, bedside tables, and workspaces * Settings Persistence - Automatically saves your previous settings * Multi-Language Support - Supports Japanese and English - Date formats adapt automatically 【Important Notes for Notifications】 * To use timer and alarm notifications, please make sure notifications are enabled for Roomy Clock. Settings > Apps > Roomy Clock > Notifications > Enable "Allow Notifications" * To make alarm times and notification details easier to view on the Lock Screen, we recommend setting "Show Previews" to "Always". Settings > Apps > Roomy Clock > Notifications > Show Previews > "Always" * If notifications are not being delivered, your iPhone may have a Focus Mode or Do Not Disturb mode enabled. In that case, add Roomy Clock to the list of allowed apps for the active Focus mode. Settings > Focus > Select a Focus Mode > Allowed Apps > Add Roomy Clock * Notification behavior may vary depending on your iPhone settings, iOS version, and system limitations. We hope "Roomy Clock" brings a little more comfort and simplicity to your daily life.

Screenshots

ZoneSync4 screens
Roomy Clock4 screens

Verdict

The call

The clearest difference is in-app purchases: Roomy Clock at none against ZoneSync's 2. On price, ads, device support and iOS requirement 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. ZoneSync sells 2 in-app purchases, starting at $2.99 per month. Roomy Clock asks for nothing beyond the download.

Scorecard1 real difference · 5 level
ZoneSync versus Roomy Clock: the parameters behind the verdict, then further details
ParameterZoneSyncRoomy Clock
PriceFreeFree
Update frequency—Weekly
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.6
Further details — not scored
Size12 MB12 MB
Age rating4+4+
DeveloperMurat Can CICEKTakeshi Tokumura

In-app purchases

2 purchases

ZoneSync

Subscriptions2
  • ZoneSync Premium$2.991 Month
  • ZoneSync Premium3 Days trial$24.991 Year
None

Roomy Clock

No in-app purchases

Questions

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

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