Comparison

Time Zone Clock vs Rey

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

Head to head
About

Time Zone Clock

Never miss a call or appointment due to time zone differences. This app helps you manage world clocks and set alarms accurately across different locations. It's designed for travelers, remote teams, and anyone needing to coordinate globally.

Highlights
  • Time zone alarms
  • iOS 26 AlarmKit integration
  • Lock Screen and Home Screen widgets
  • 12 & 24 hour clock display
  • Global city list management
  • Time slider for future viewing
Features
Read full description

Ever missed a call because your reminder went off in the wrong time zone? Or set an alarm that rang hours too early—or too late? With GoTime, your clocks and alarms stay aligned no matter where in the world you (or your team) are. GoTime is a clean, reliable world clock and alarm app built for travelers, remote workers, and anyone coordinating across time zones. Features: • Time Zone Alarms: Set alarms in any city’s local time, ideal for meetings, flights, or staying in sync with family abroad. • iOS 26 Alarm Integration: Built on Apple’s latest AlarmKit, GoTime’s alarms work seamlessly with the native system for dependable scheduling. • Widgets Everywhere: Add world clocks and alarms to your Lock Screen, Home Screen, or Smart Stack for instant access. • 12 & 24 Hour Clocks: View both formats side by side. • Global City List: Add and manage cities from around the world. • Time Slider: Quickly see what time it is elsewhere as your day moves forward. Terms & Conditions: https://bushman.studio/#terms

About

Rey

Features
Read full description

The official mobile companion app for viewing and testing mobile apps built with Rey, a platform for building mobile apps visually. Test your mobile apps instantly on your phone as you build them on the web. Scan a QR code and see your designs come to life on your device in real-time. Instant Preview: Design on the web and see changes appear immediately on your phone. Iterate faster by testing interactions, layouts, and user flows on actual iOS devices. Real Device Testing: Experience your app exactly as your users will, with native performance, accurate touch responses, and true-to-life screen dimensions. How it works: - Open your Rey project on the web - Scan the QR code with your phone - Start building and testing If you have any questions, please reach out to us at hello@reyapp.io. Links Privacy Policy: https://reyapp.io/privacy Terms of Service: https://reyapp.io/terms

Screenshots

Time Zone Clock4 screens
Rey4 screens

Verdict

The call

The clearest difference is in-app purchases: Rey at none against Time Zone Clock's 9. Rey also leads on iOS requirement (13.0 vs 18.2). Time Zone Clock's advantage is ads (none vs shown). On price, update cadence 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. Time Zone Clock sells 8 in-app purchases, starting at $2.99 per month. Rey asks for nothing beyond the download.

UpkeepUpdate frequency

Time Zone Clock ships an update every 10 days, Rey every 2 weeks. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
Time Zone Clock versus Rey: the parameters behind the verdict, then further details
ParameterTime Zone ClockRey
PriceFreeFree
Rating4.4 (253 ratings) — better—
Positive reviews57.1% of reviews—
Number of ratings253 — better—
Update frequencyEvery 10 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.213.0 — better
Further details — not scored
Size100 MB74 MB
Age rating4+4+
DeveloperBushman, LLCLofi GmbH

Bugs and requests

Time Zone Clock

Reported bugs

4 issues
  • Widgets not available after purchase
  • App cancelled subscription without request
  • In-app purchases alleged free but not
  • Free lifetime purchase cancelled

Requested features

3 requests
  • Make the app free
  • Widget should display more than one time zone
  • Option to choose between 24-hour or 12-hour format

Rey

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Time Zone Clock

Subscriptions7
  • GoTime PRO - Unlimited Access$2.991 Month
  • Secret Discount$8.991 Year
  • GoTime PRO - Unlimited Access1 Month trial2 variants$14.991 Year
Show 4 more
  • Encore Annual 1 Month Trial1 Month trial$14.991 Year
  • GoTime PRO - Unlimited Access3 Days trial$14.991 Year
  • GoTime PRO - Unlimited Access3 Days trial$19.991 Year
  • GoTime PRO - Unlimited Access1 Month trial$19.991 Year
One-time1
  • Lifetime Access$49.99
None

Rey

No in-app purchases

Questions

Is Time Zone Clock free?
Time Zone Clock is free to download, with in-app purchases available.
Is Rey free?
Rey is free to download, with no in-app purchases.
Do Time Zone Clock or Rey have ads?
Rey shows ads; Time Zone Clock does not.
Which is updated more often, Time Zone Clock or Rey?
Time Zone Clock ships an update every 10 days, and Rey every 2 weeks. Most recently, Time Zone Clock was updated on September 24, 2026 and Rey on September 10, 2026.

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