Comparison

When vs sanetime

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

Head to head
About

When

This app offers a minimalist flip clock experience with customizable widgets. It features a full-screen display with classic page-turning animations and adjustable brightness. Personalize your time display with options for seconds, date, and week.

Highlights
  • Full-screen classic flip animation
  • Minimalist design style
  • Customizable time display (seconds, date, week)
  • 12/24 hour mode switching
  • Adjustable screen brightness
  • Multiple widget options (Flip Clock, Digital Clock, Calendar, Progress Bar, Disc Clock)
Features
Read full description

It is a must-have personalized posing artifact for hipsters, a must-have tool for exam preparation and study, and hard work. Eye-catching digital digital watch display, convenient for your living room, any angle of the work desk to watch the time. Full screen flip, clock display more prominent, no matter where you put it, it is a beautiful scenery. Widgets: - Flip Clock Widget - Digital Clock Widget - Friday Calendar Widget - Progress Bar Widget - Disc Clock Widget Special Features. 1, full-screen classic page animation, minimalist design style 2、Free control of the display of time: seconds, date, week is free to control the display of hidden 3, 12 and 24 hours mode switching 4, left and right slide the clock screen, adjust the brightness of the screen

About

sanetime

This app offers an intuitive way to visualize and manage time zones with a unique rotating clock interface. It simplifies understanding global time differences, helping users avoid scheduling confusion and plan international meetings effortlessly.

Highlights
  • Interactive multi-wheel time zone visualization
  • Smart 'tomorrow' and 'yesterday' indicators
  • Haptic feedback for precise time selection
  • Automatic local time and preference saving
  • Global city search for any time zone
  • Light and dark modes
  • Visual time planning for meetings
Features
Read full description

Sanetime reimagines how we view and visualise time across different zones. With its innovative rotating clock interface, understanding and relating to global time zones becomes intuitive and effortless. For all those times you find yourself asking: "What time is it over there tomorrow morning my time?" "Is that today or yesterday your time?" "I will be half an hour late to a Zoom with someone in Ulaanbaatar, will asking them to start later push them outside of their office hours? Sanetime makes global time management simple, beautiful, and dare we say... sane. No more mental math or confusion about "what time is it there?" – just rotate, visualise, and know instantly. Forget complicated time zone schedulers with boring tables and unintuitive charts. Feel the time zones with interactive visuals and the comfort of a familiar clock face design, making it easy to grasp time differences at a glance. Key features: • Interactive multi-wheel design - Rotate concentric wheels to visualise time relationships across up to three different time zones simultaneously • Smart time indicators - Clear "tomorrow" and "yesterday" markers help prevent scheduling confusion across date lines • Haptic feedback - Subtle vibrations as you rotate through hours help you find precise times • Automatic local time - Starts with your current time zone and remembers your preferences • Global city search - Quickly find any major city or time zone with smart search • Light/dark modes - Comfortable viewing any time of day • Visual time planning - Perfect for scheduling international meetings or keeping track of family and friends worldwide Perfect for: • Remote workers coordinating with global team members • Families staying connected across continents • Business professionals managing international clients • Travellers planning calls back home

Screenshots

When4 screens
sanetime4 screens

Verdict

The call

The clearest difference is ads: sanetime at none against When's shown. sanetime also leads on rating (5.0 vs 4.7) and monetization model (free vs ad-supported). When's advantage is update cadence (weekly vs every 2 months) and ratings volume (31 vs 1). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

sanetime holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: When has 31 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 90% of When's written reviews are positive against 100% of sanetime's.

UpkeepUpdate frequency

When ships an update weekly, sanetime every 2 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

Scorecard7 real differences · 3 level
When versus sanetime: the parameters behind the verdict, then further details
ParameterWhensanetime
PriceFreeFree
Rating4.7 (31 ratings)5.0 (1 ratings) — better
Positive reviews90.0% of reviews100.0% of reviews — better
Number of ratings31 — better1
Update frequencyWeekly — betterEvery 2 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.1
Further details — not scored
Size73 MB23 MB
Age rating4+4+
Developer磊 岑Taogi Limited

Customer experience

When

All ratings28 ratings
Positive92.9%
Neutral7.1%
Negative0.0%
Written reviews20 reviews
Positive90.0%
Neutral5.0%
Negative5.0%

sanetime

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

When

No in-app purchases

None

sanetime

No in-app purchases

Questions

Is When free?
When is free to download, with no in-app purchases.
Is sanetime free?
sanetime is free to download, with no in-app purchases.
Which has better reviews, When or sanetime?
sanetime is rated higher. When averages 4.7 out of 5 from 31 ratings, while sanetime averages 5.0 from 1 ratings.
Do When or sanetime have ads?
When shows ads; sanetime does not.
Which is updated more often, When or sanetime?
When ships an update weekly, and sanetime every 2 months. Most recently, When was updated on October 24, 2026 and sanetime on October 8, 2026.

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