Comparison

Flip Clock vs OffTime

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

Head to head
About

Flip Clock

Features
Read full description

Your flip clock, reimagined. One screen. Three modes. Zero clutter. A large flip-digit clock that shows time like a retro split-flap display. Swipe left for Pomodoro timer, right for stopwatch. No menus, no tabs, no distractions. FREE FEATURES (forever): β€’ Full-screen flip clock with 12/24-hour display β€’ Optional seconds display β€” card or mini style β€’ Date and weekday at a glance β€’ Stopwatch with start/pause/reset β€’ Pomodoro timer with customizable duration β€’ 2 alarms β€’ 1 countdown event β€’ Monthly calendar view β€’ Cycle tracker with predictions β€’ Portrait and landscape support β€’ Screen always-on option β€’ English and Chinese PREMIUM (one-time, no subscription): β€’ Multiple color themes β€’ Flip animation styles and sound effects β€’ Custom app icons β€’ Unlimited alarms with repeat rules β€’ Unlimited countdown events with categories β€’ Calendar integration with alarms and countdowns β€’ Week view in calendar β€’ Cycle tracker Face ID lock, reminders, data export Most clock apps bury you in menus or lock features behind subscriptions. SimpleClock gives you the essentials free forever, with a single one-time purchase for power users. 100% offline. No account. No data collection. Your time. Your device. Simple.

About

OffTime

Features
Read full description

When should an international meeting start? Will it be daytime or midnight when you land? World Clock helps you see local times, working hours and the best time to connect. Great for cross-border operations, international trade, remote work, study abroad, global families and business travel. [World Clock] Add the cities you care about to check live local time, time differences, working hours and contact windows. Daylight saving time is calculated automatically, and you can reorder cities by drag and drop. [Working Hours & Reminders] Set custom working hours for each city (9:00–18:00 by default), then quickly see overlapping hours between you and the other side. Add reminders for specific periods so you never miss the best window for international communication. [Time Zone Converter] Convert dates and times between any cities in seconds. Ideal for flights, meetings and business trips. Share conversion results with one tap. [Meeting Slot Recommendations] Select participating cities and get meeting times that fit everyone’s working hours. Fully overlapping slots appear first, while non-working and quiet hours are clearly marked. [Widgets] Put your world clock on the Home Screen, or on the iPhone Lock Screen, to check multiple city times without opening the app. [Offline & Private] Core features work completely offline, including in Airplane Mode, with no data upload and no third-party SDKs. Import and export city lists to migrate between devices.

Screenshots

Flip Clock4 screens
OffTime4 screens

Verdict

The call

The clearest difference is update cadence: OffTime at fortnightly against Flip Clock's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Flip Clock sells 1 one-off in-app purchase and OffTime sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Flip Clock ships an update monthly, OffTime fortnightly. Both last shipped on October 31, 2026.

Scorecard1 real difference Β· 6 level
Flip Clock versus OffTime: the parameters behind the verdict, then further details
ParameterFlip ClockOffTime
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyMonthlyFortnightly β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details β€” not scored
Size3 MB5 MB
Age rating4+4+
Developer磊 刘婷 李

In-app purchases

1 purchases

Flip Clock

One-time1
  • SimpleClock Pro Edition$2.99
1 purchases

OffTime

One-time1
  • OffTime Pro$6.99

Questions

Is Flip Clock free?
Flip Clock is free to download, with in-app purchases available.
Is OffTime free?
OffTime is free to download, with in-app purchases available.
Do Flip Clock or OffTime have ads?
Neither Flip Clock nor OffTime shows ads.
Which is updated more often, Flip Clock or OffTime?
Flip Clock ships an update monthly, and OffTime fortnightly. Most recently, Flip Clock was updated on October 31, 2026 and OffTime on October 31, 2026.

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