Comparison

Kantan Clock vs Longitude

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

Head to head
About

Kantan Clock

Track time across multiple cities with a clean, minimalist world clock. Organize your most important locations and view times at a glance with a home screen widget. Supports StandBy mode for easy viewing.

Highlights
  • Add and organize cities
  • 12/24 hour format switching
  • Clean, minimal interface
  • Home Screen widget
  • StandBy mode support
Features
Read full description

Kantan Clock is a thoughtfully designed world clock that helps you track time across cities without clutter or distraction. • Add and organize the cities that matter most to you. • Switch between 12-hour and 24-hour formats. • Enjoy a clean, minimal interface built for focus. • Use the Home Screen widget to see the time at a glance. • Supports StandBy.

About

Longitude

Features
Read full description

Your world. One glance. Clock walls for every team, trip, and time zone. 10 stunning clock faces. Smart overlap finder. Widgets that just work. All in a warm, handcrafted design built for people who live across time zones. BEAUTIFUL CLOCK WALL See every time zone at a glance with analog, digital, Swiss Railway, Bauhaus, Flip Clock, Binary, and more. Name your clocks ("Mom — Lagos", "Dev Team — Tokyo"), assign colors, and organize them into groups like Work, Family, or Travel. FIND THE PERFECT MEETING TIME The Overlap Finder shows working hours across up to 6 time zones on a visual timeline. Instantly see when everyone's available — no more mental math or Googling "what time is it in Mumbai right now." WIDGETS THAT ACTUALLY WORK Every widget size: Small (1-2 clocks), Medium (2-4 clocks), Large (up to 12 clocks), Lock Screen, and StandBy. Always accurate. Tap to configure which clocks appear. The home screen widget you'll actually use. WORLD MAP See day and night around the world on an interactive map with a live solar terminator. Your clocks appear as pins at their real geographic locations. A genuinely beautiful way to see where the sun is right now. DARK MODE FIRST Longitude was designed for dark mode and adapted for light — not the other way around. The warm amber and sand palette stands out in a sea of cold blue utility apps. iCLOUD SYNC Add your clocks once. They sync across all your devices via iCloud — no account needed, no sign-up, no data collection. FREE TO START, PRO TO UNLOCK Free: 5 clocks, 2 clock faces (Digital & Analog), all widget sizes, 2-zone overlap. Pro: Unlimited clocks & groups, all 10 clock faces, 6-zone overlap, World Map, and more. Try Pro free for 7 days. Then $2.99/month, $19.99/year, or $29.99 for lifetime access. WHAT'S INSIDE • 10 clock face styles: Digital, Analog, Swiss Railway, Minimal, Numeral, Dual, Bauhaus, 24-Hour, Binary, Flip Clock • Overlap Finder for up to 6 time zones • Interactive World Map with day/night terminator • Every widget size: Small, Medium, Large, Lock Screen, StandBy • Named clocks with custom labels and color coding • Groups to organize clocks by team, trip, or family • 15,000+ cities worldwide • iCloud sync across devices • Zero ads. Zero tracking. Zero data collection. • Built 100% natively in Swift — fast, private, and battery-friendly. PRIVACY Longitude collects no personal data. No analytics SDKs. No tracking. Your clocks stay in your iCloud account. We literally cannot see your data. Questions or feedback? Email admin@alchemyapps.co Privacy Policy: https://alchemyapps.co/labs/longitude/privacy-policy Terms: https://alchemyapps.co/labs/longitude/terms Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Kantan Clock4 screens
Longitude4 screens

Verdict

The call

The clearest difference is price: Longitude at Free against Kantan Clock's $0.99. Kantan Clock's advantage is in-app purchases (none vs 3). On ads, 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

Longitude is free to download; Kantan Clock costs $0.99 up front. Longitude sells 3 in-app purchases, starting at $2.99 per month. Kantan Clock asks for nothing beyond the download.

Scorecard2 real differences · 7 level
Kantan Clock versus Longitude: the parameters behind the verdict, then further details
ParameterKantan ClockLongitude
Price$0.99Free — better
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 4 days—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size1 MB12 MB
Age rating4+4+
DeveloperAndres Iga SalasChris Schrade

In-app purchases

None

Kantan Clock

No in-app purchases

3 purchases

Longitude

Subscriptions2
  • Longitude Pro - Monthly7 Days trial$2.991 Month
  • Longitude Pro - Annual7 Days trial$19.991 Year
One-time1
  • Longitude Pro - Lifetime$29.99

Questions

Is Kantan Clock free?
Kantan Clock costs $0.99, with no in-app purchases.
Is Longitude free?
Longitude is free to download, with in-app purchases available.
Do Kantan Clock or Longitude have ads?
Neither Kantan Clock nor Longitude shows ads.

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