Comparison

Glass Watch 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

Glass Watch

Features
Read full description

Glass Watch is a calm and elegant time management app that combines a clock, timer, stopwatch, world clock, alarm and focus timer into a single experience. Designed with a modern glass-inspired interface, Glass Watch helps you stay aware of time without unnecessary distractions. Whether you are working, studying, exercising or traveling, the tools you need are always within reach. ■ Features ・Clock View the current time with optional seconds display and 12/24-hour formats. ・World Clock Track multiple cities and time zones for travel, remote work and international teams. ・Timer Simple countdown timers for studying, cooking, workouts and everyday tasks. ・Stopwatch Measure elapsed time and record lap times. ・Focus Timer Create structured focus and break sessions inspired by productivity methods such as Pomodoro. ・Alarm Create one-time or repeating alarms using local notifications. ・Widgets Check time and focus sessions directly from your home screen. ・Themes & Customization Adjust appearance and display settings to fit your workflow. ■ Perfect For ・Students ・Professionals ・Remote workers ・Travelers ・Anyone looking for a clean and distraction-free clock app ■ Local-First Glass Watch is designed to work primarily on your device without requiring account registration or cloud synchronization. ※ Notification delivery may be affected by OS settings, battery optimization and device restrictions. ※ Widget refresh frequency may vary depending on platform behavior.

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

Glass Watch4 screens
Clock Stamp4 screens

Verdict

The call

The clearest difference is iOS requirement: Glass Watch at 15.0 against Clock Stamp's 26.2. On price, ads, in-app purchases 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

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

Scorecard1 real difference · 8 level
Glass Watch versus Clock Stamp: the parameters behind the verdict, then further details
ParameterGlass WatchClock Stamp
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequency—Every 2 days
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better26.2
Further details — not scored
Size28 MB4 MB
Age rating4+4+
DeveloperNINJA SYSTEMZhicheng Chen

In-app purchases

None

Glass Watch

No in-app purchases

None

Clock Stamp

No in-app purchases

Questions

Is Glass Watch free?
Glass Watch is free to download, with no in-app purchases.
Is Clock Stamp free?
Clock Stamp is free to download, with no in-app purchases.
Do Glass Watch or Clock Stamp have ads?
Neither Glass Watch nor Clock Stamp shows ads.

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