Comparison

World Time Shifter Clock vs DualClock

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

Head to head
About

World Time Shifter Clock

This intuitive world clock helps you coordinate with people across different time zones. Easily plan meetings, stay connected with loved ones, and manage global teams. It offers a unique visual display and time shifting capabilities for effortless time management.

Highlights
  • Unique intuitive display
  • Time shifting for time changes
  • Meeting scheduling
  • Global team management
  • Travel time forecasting
  • Event reminders and notifications
Features
Read full description

Coordinate with anyone, any time, anywhere, around the world with this unique and intuitive world clock. SYNC TEAMS - schedule overlap feature makes it easy to see when everyone's schedule coincides. KEEP IN TOUCH - Stay connected to family around the globe - know when it's the best time to call your relatives in another time zone. GREAT FOR TRAVEL - Plan your travel - use it to forecast your landing time after a long flight thru multiple time zones. GLOBAL SPORTS MATCHES - Don't miss the opening kick-off of the match in Manchester. TRADING MARKETS - Stay on top of the financial markets around the world. Features • Unique Intuitive Display - Super easy to see the times around the world • Time Shifting: Rotate the clock forwards or backwards to see time changes. • Large Widget - see the full clock face right on your home screen. • Schedule Overlap - see hours of overlap for schedules in one or more locations. • Reminders: Creates notifications for any time, any place.

About

DualClock

Features
Read full description

DualClock puts two time zones side by side on your Home Screen, Lock Screen, and Mac — so you always know the local time where it matters. Pick any two cities from around the world and DualClock keeps them updated at a glance. Perfect for staying in sync with family abroad, remote teammates, clients in other regions, or planning calls across time zones. FEATURES - Two clocks, any two time zones — choose from hundreds of cities - Clean, minimal dark design that fits any Home Screen - Small and medium widget sizes - 12-hour or 24-hour time - Optional city labels - Works on iPhone and Mac - No account, no tracking, no data collected Long-press the widget and tap Edit to choose your cities. That's it.

Screenshots

World Time Shifter Clock4 screens
DualClock3 screens

Verdict

The call

The clearest difference is price: DualClock at Free against World Time Shifter Clock's $3.99. DualClock also leads on update cadence (every 3 days vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement 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

DualClock is free to download; World Time Shifter Clock costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

World Time Shifter Clock ships an update every 3 weeks, DualClock every 3 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
World Time Shifter Clock versus DualClock: the parameters behind the verdict, then further details
ParameterWorld Time Shifter ClockDualClock
Price$3.99Free — better
Rating4.7 (153 ratings) — better—
Positive reviews94.1% of reviews—
Number of ratings153 — better—
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size19 MB1 MB
Age rating4+4+
DeveloperDavid Richmondmanish bhujel

Bugs and requests

World Time Shifter Clock

Reported bugs

2 issues
  • Welcome screen typo: "by add" instead of "by adding"
  • Beijing, China not visible in city list

Requested features

6 requests
  • Bigger rim font option
  • Native Mac app
  • Ability to set up profiles for different projects
  • Custom locations
  • Time synchronization
Show 1 more
  • Define trading session times

DualClock

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

World Time Shifter Clock

No in-app purchases

None

DualClock

No in-app purchases

Questions

Is World Time Shifter Clock free?
World Time Shifter Clock costs $3.99, with no in-app purchases.
Is DualClock free?
DualClock is free to download, with no in-app purchases.
Do World Time Shifter Clock or DualClock have ads?
Neither World Time Shifter Clock nor DualClock shows ads.
Which is updated more often, World Time Shifter Clock or DualClock?
World Time Shifter Clock ships an update every 3 weeks, and DualClock every 3 days. Most recently, World Time Shifter Clock was updated on November 1, 2026 and DualClock on October 31, 2026.

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