ZoneTrekker vs World Time Clock Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZoneTrekker
Track local time, weather, holidays, and timezones for any location worldwide. Customize lists, set alarms, and compare time differences with visual aids. Get detailed weather history and holiday information.
- Customizable location lists
- Real-time local time and weather
- Public holiday tracking
- Timezone comparison charts
- Location-based alarms
- 24-hour weather history
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At a glance - local time, weather, public holidays, timezone comparisons and location alarms for any list of locations around the world Create your own custom list of locations that you are interested in Uses color coding to show working hours, non-working hours, nigh-time and public holidays - Main screen A custom list of locations of all your friends, family or associates Shows current status, day of week, local time, timezone, next alarm event, next public holiday, current temperature and weather description Customise this list, and add any location around the world, either from included 40,000+ in-app database, or via full internet map search - Location Details screen Tap on ellipsis to get full location detail summary, set or edit alarms, list of all holidays and observances for this year and next, and see a detailed 24hr weather history - Timezone comparisons See a full-screen graphic with local hours of the day laid side-by side for all your locations, with a red line showing the time right now Select any date to see how comparison hours shift when daylight savings starts or ends
World Time Clock Master
Effortlessly manage multiple time zones with this app. Convert times instantly, schedule events, and view global clocks at a glance with interactive widgets. Features atomic accuracy and a vast database of locations.
- Multiple time zone display
- Interactive time conversion
- Event scheduling
- Atomic time accuracy
- Dynamic home screen widgets
- List mode for text view
- Real moon phases and sunrise/sunset
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THE EASIEST WAY TO DEAL WITH MULTIPLE TIMEZONES + INTERACTIVE WIDGETS Sick of screwing up meeting times and missing calls? This app cuts through time-zone confusion and hands you the perfect hour at a glance. Forget guesswork — just click, connect, and impress. KEY FEATURES EVENT SCHEDULING MADE EASY Found the perfect meeting time? Add events to your calendar with just a tap, and never miss an international webinar, call, or special moment again. ATOMIC ACCURACY No drift, no guesswork. Each second syncs with the atomic standard, so you can trust every moment. Extensive Time Zone Database: Tap into over 160,000 locations and time zones including GMT, UTC, and more. UNIFIED CLOCK FACE View all your essential time zones at a glance on one beautifully designed, customizable clock face. Whether you prefer digital or analog displays (or even military time), everything is exactly where you need it. INTERACTIVE TIME CONVERSION Convert times instantly by simply twisting or swiping across the clock face. Watch as your selected time zones update in real time—making planning international calls, meetings, or travel effortless. DYNAMIC WIDGETS Access global times without even opening the app. Our interactive home screen widget lets you drag a simple line to reveal and convert times, ensuring you’re always in sync no matter where you are. LIST MODE Get a clean, text-based view of all your cities in one column. See times and dates at a glance, and scroll to check future or past hours. It’s a no-fuss way to track the world’s clocks. FEELS LIKE A LUXURY TIMEPIECE We poured effort into details most people never notice — and we’re okay with that. Our users aren’t “most people.” Details include: — Real Moon Phases — Real Moon Rotation — Real Sunrise & Sunset — Advanced City Lights — Haptic Feedback * * * World Clock Master offers a premium subscription: Subscribe to get access to unlimited timezones, interactive widgets, customizations, and timely automatic updates of our timezone database of more than 160,000 locations and timezones. – Length of subscription: 1 month or 1 year – Payment will be charged to iTunes Account at confirmation of purchase – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable – Terms & Conditions: https://timemaster.s3.amazonaws.com/Time-master-terms.pdf
Screenshots
Verdict
The clearest difference is price: World Time Clock Master at Free against ZoneTrekker's $3.99. World Time Clock Master also leads on rating (4.6 vs 3.4) and update cadence (fortnightly vs every 3 months). ZoneTrekker's advantage is in-app purchases (none vs 10) and iOS requirement (14.0 vs 17.0). On review sentiment, ads 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
World Time Clock Master is free to download; ZoneTrekker costs $3.99 up front. World Time Clock Master sells 9 in-app purchases, starting at $2.99 per month. ZoneTrekker asks for nothing beyond the download.
World Time Clock Master holds the better App Store score, 4.6 against 3.4. That said, the two scores are not equally well evidenced: World Time Clock Master has 842 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 63% of ZoneTrekker's written reviews are positive against 67% of World Time Clock Master's.
ZoneTrekker ships an update every 3 months, World Time Clock Master fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | ZoneTrekker | World Time Clock Master |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 3.4 (5 ratings) | 4.6 (842 ratings) — better |
| Positive reviews | 62.5% of reviews | 66.7% of reviews — better |
| Number of ratings | 5 | 842 — better |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid — better | Subscription |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 6 MB | 236 MB |
| Age rating | 4+ | 4+ |
| Developer | ozPDA | Alex Komarov Inc. |
Customer experience
ZoneTrekker
World Time Clock Master
Bugs and requests
ZoneTrekker
Not enough reviews yet to summarise bugs or requests.
World Time Clock Master
Reported bugs
4 issues- Lose all the registered locations after updating the app
- Sticky signup interface
- Widget doesn't work
- GMT and London currently have a 1 hour time difference between the two locations, but the app shows them the same time
Requested features
4 requests- Add the time difference in hours between the default location and other locations in both the widget and the app
- See my calendar events on the dial
- Make a paid tier that doesn't collect my data
- Add new event to a Calendar
In-app purchases
ZoneTrekker
No in-app purchases
World Time Clock Master
- 1 month2 variants$2.991 Month
- 3 months$3.993 Months
- 1 year3 Days trial$11.991 Year
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- 1 year$11.991 Year
- 1 year3 Days trial$19.991 Year
- Lifetime$29.99
- Lifetime$49.99
- Lifetime$79.99
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- Lifetime$99.99
Questions
Is ZoneTrekker free?
Is World Time Clock Master free?
Which has better reviews, ZoneTrekker or World Time Clock Master?
Do ZoneTrekker or World Time Clock Master have ads?
Which is updated more often, ZoneTrekker or World Time Clock Master?
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