uWorld vs Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
uWorld
Easily track time across different global regions with this intuitive utility. It automatically converts times to your local zone and allows quick calendar entries, with a convenient notification center widget for instant access.
- Global time zone tracking
- Automatic time conversion
- Calendar event integration
- Notification center widget
- Simple user interface
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uWorld is a simple, easy-to-use app for checking the time around the world. You can search for the time and date of different areas in the globe and have a quick look by scrolling down the notification center. The app automatically converts the time in different regions to your local time, which resolved the confusion of multiple time zones. It also supported a quick entry of adding to Calendar for your convenience. KEY FEATURES: 1. Simple, easy-to-use, neat user interface. 2. Multiple time zones, all in one hand. 3. Convert the time and add to your calendar. 4. Check the date and time easier using the widget in the notification center. If you have any questions or advice, please contact us via email: bluepi0j@gmail.com
Clock
This app helps you manage your time across devices. It offers features like a world clock for global time zones, customizable alarms with music options, a stopwatch for measuring durations, and timers for countdowns.
- World Clock for global time zones
- Customizable Alarms with music
- Stopwatch with lap recording
- Multiple Timers with labels
- Sleep schedule integration
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Clock helps you manage your time on iOS, iPadOS and macOS. Check the current time anywhere with World Clock, make sure you wake up on time with Alarms, or keep track of passing time with Stopwatch and Timers. World Clock Check the current time in cities around the world. Or quickly see the time difference compared to your local time to make coordinating across time zones easy. Alarms Set regular alarms for any time of day. Choose to set them to repeat on specific days, give them a label and select the sound that plays with each. When your alarm goes off, you can choose to play from a selection of sounds, or pick a song from your Apple Music library. You can also adjust your wake up alarm and sleep schedule from Health right in the Clock app so you can wind down with a Sleep Focus and make sure you always wake up on time. Stopwatch Measure the duration of an event. You can see how much time has lapsed with either a digital or analog stopwatch face, and you can quickly record laps or splits throughout the time. Timers Count down seconds, minutes or hours. Or count down using multiple timers, and add labels and distinct sounds to each. You can also choose to set a timer that stops any music playing in the background—perfect for getting to sleep with your favorite playlist.
Screenshots
Verdict
The clearest difference is review sentiment: uWorld at 100% against Clock's 14%. uWorld also leads on update cadence (every 6 weeks vs every 9 months). Clock's advantage is monetization model (free vs free with in-app purchases). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
uWorld ships an update every 6 weeks, Clock every 9 months. The most recent releases landed on October 13, 2026 and October 16, 2026 respectively.
| Parameter | uWorld | Clock |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.5 (20K ratings) — better |
| Positive reviews | 100.0% of reviews — better | 14.2% of reviews |
| Number of ratings | — | 20K — better |
| Update frequency | Every 6 weeks — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 69 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | 浩安 王 | Apple Inc. |
Customer experience
uWorld
Clock
Bugs and requests
uWorld
Not enough reviews yet to summarise bugs or requests.
Clock
Reported bugs
3 issues- Alarms not going off or being silent
- Alarms disappearing or turning off on their own
- Timer issues like not showing countdown or not working properly
Requested features
6 requests- Ability to set alarms for specific dates
- Option to silence all alarms for a period
- More customization for alarm sounds and snooze
- Separate volume control for alarms
- Ability to group and manage alarms
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- Display seconds in digital clock view
In-app purchases
uWorld
No in-app purchases
Clock
No in-app purchases









