Comparison

Timezone World Clock vs Clock Stamp

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

Head to head
About

Timezone World Clock

Easily track multiple time zones with a visually appealing interface. Plan meetings across different regions and stay updated on upcoming events with home and lock screen widgets. This app prioritizes privacy with no account sign-ups or data tracking.

Highlights
  • World clock with up to 8 cities
  • Time-of-day gradients
  • Meeting planner across timezones
  • Calendar event countdowns
  • Home and lock screen widgets
  • Live Activities and Dynamic Island support
  • Siri and Shortcuts integration
Features
Read full description

Timebase is a calmer way to keep time across the world. Add the cities you care about, scrub through the day to see what time it is everywhere at once, and plan meetings that actually land at humane hours. Watch your upcoming calendar events count down on the lock screen. Glance at every city from a widget on your home screen. Designed for people who live and work across timezones — distributed teams, remote workers, families abroad, frequent travelers, and anyone who just wants to know what time it is somewhere else right now. — FEATURES — WORLD CLOCK • Up to 8 cities, automatically ordered by timezone offset • Time-of-day gradients that flow with the hour, anywhere on Earth • Fluid parallax gradients that respond to how you hold your phone • Scrub vertically through the day — every clock moves together • Tap any city for daylight and the local date MEETING PLANNER • Pick participants by city, find a time that works for everyone • Anchor the meeting to anyone's timezone — your home or theirs • Save straight to your calendar with one tap UP NEXT • Native Apple Calendar integration — no signup required • See countdowns to your upcoming events • Pull to refresh for the latest changes WIDGETS (HOME & LOCK SCREEN) • Small, medium, large home screen widgets • Lock screen accessory widgets (circular, rectangular, inline) • Up Next countdown widgets in every size LIVE ACTIVITIES + DYNAMIC ISLAND • Lock screen card for your next event with a live ticking countdown • Branded gradient design that matches your event's time-of-day • Glance the time-to-next-meeting from the Dynamic Island SIRI + SHORTCUTS + SPOTLIGHT • "Hey Siri, what time is it in Tokyo?" • Spotlight indexed — search any of your cities from anywhere on iOS • Quick actions on app icon long-press CONTROL CENTER • One-tap Timebase tile (iOS 18+) ALSO • Auto-rotating app icon that changes through the day • Multiple alternate app icons • Full iCloud sync across your devices • No accounts, no signup, no tracking PRIVACY Timebase does not collect, store, or sell your data. Cities, settings, and calendar access stay on your device or sync via your own iCloud account. Crafted by @amrith.

About

Clock Stamp

This app displays multiple city time zones on a single, elegant clock face. It provides visual context for day, night, and weather in each location, aiding in travel planning and international communication.

Highlights
  • Multiple city time zones
  • Visual analog world clock
  • Local time difference display
  • Weather and day/night context
  • 12-hour and 24-hour modes
  • Light and dark appearance
Features
Read full description

Clock Stamp makes world time easy to read. See the time in several cities at once on one elegant dial, and check time differences, whether it's day or night, and the local weather at a glance. • Dial: every city sits on the dial, so time differences and daylight are clear at a glance • City search: search Apple Maps for cities and towns worldwide, and add as many as you like • Local Time: follows your location, or uses your phone's time zone • Weather: local weather at a glance, with backgrounds and weather effects that follow each city's time and weather • iPhone Duo: controls within reach of your thumb on both displays, and a live map of Earth showing day and night when it's open • 12/24-hour dial, Light/Dark appearance, Celsius/Fahrenheit, two text sizes • Six languages: English, 简体中文, Français, Italiano, 日本語, 한국어 • Supports VoiceOver and Reduce Motion Made for working across borders, remote meetings, planning trips, studying abroad, and keeping in touch with friends and family in other time zones.

Screenshots

Timezone World Clock4 screens
Clock Stamp4 screens

Verdict

The call

The clearest difference is iOS requirement: Timezone World Clock at 17.0 against Clock Stamp's 26.2. On price, rating, ratings volume and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Timezone World Clock against 5.0 for Clock Stamp. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Scorecard1 real difference · 8 level
Timezone World Clock versus Clock Stamp: the parameters behind the verdict, then further details
ParameterTimezone World ClockClock Stamp
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequency—Every 2 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS17.0 — better26.2
Further details — not scored
Size10 MB4 MB
Age rating4+4+
DeveloperAmrith ShanbhagZhicheng Chen

In-app purchases

None

Timezone World Clock

No in-app purchases

None

Clock Stamp

No in-app purchases

Questions

Is Timezone World Clock free?
Timezone World Clock is free to download, with no in-app purchases.
Is Clock Stamp free?
Clock Stamp is free to download, with no in-app purchases.
Which has better reviews, Timezone World Clock or Clock Stamp?
Timezone World Clock and Clock Stamp are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Timezone World Clock or Clock Stamp have ads?
Neither Timezone World Clock nor Clock Stamp shows ads.

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