Comparison

Unit Converter vs MinSec Clock

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

Head to head
About

Unit Converter

Features
Read full description

Henkankun - Your Ultimate Unit Converter "How many kilometers is 1 mile?" "What's 98°F in Celsius?" Get instant, accurate answers with this powerful unit conversion app. KEY FEATURES 18 Categories, 100+ Units • Length (m, km, in, ft, mi...) • Mass (g, kg, lb, oz...) • Temperature (°C, °F, K) • Area, Volume, Speed, Time • Pressure, Energy, Power • Concentration, Fuel Economy, Angle, Frequency • Flow Rate, Torque, Rotation • Currency (USD, EUR, JPY + 14 more) Real-Time Conversion See multiple conversion results instantly as you type. Compare units at a glance. One-Tap Swap Quickly switch between source and target units. Reverse calculations in a flash. Favorites & History Save frequently used conversions. Access your conversion history anytime. High-Precision Engine Powered by Decimal-based calculations for accurate, error-free results. PERFECT FOR • Cooking: cups & oz → mL & g • Travel: miles → km, °F → °C • DIY & Crafts: inches → cm • Work: PSI → Pa, gallons → L •Study & Research: Quick unit system conversions DESIGNED FOR SIMPLICITY • Clean, intuitive interface • Dark mode support • English & Japanese languages • Customizable decimal places & rounding • Non-intrusive ads for a smooth experience FULLY OFFLINE No internet required. Use it anywhere, anytime — even while traveling abroad with no data worries! From daily life to professional work, Henkankun handles all your unit conversion needs.

About

MinSec Clock

Display hours, minutes, and seconds with precision on your iPhone's Lock Screen, Dynamic Island, and Picture-in-Picture mode. Customize clock faces and time displays for a clear, personalized view.

Highlights
  • Dynamic Island and Lock Screen time display
  • Picture in Picture clock
  • Full-screen desk clock
  • Customizable analog and digital clock faces
  • Choice of accent colors
  • Shortcuts support
Features
Read full description

See hours, minutes, and seconds clearly in the app, on the Lock Screen, and in the Dynamic Island. On supported devices, use Picture in Picture to keep the clock visible over other apps. MinSec combines a precise seconds display, a full-screen desk clock, and customizable clock faces in one clean iPhone app. WHY MINSEC - Dynamic Island and Lock Screen time: show your selected hours, minutes, seconds, and optional fractional seconds with a Live Activity - Picture in Picture clock: keep the clock visible over other apps on supported devices - Lock Screen clock: check the current time without unlocking - Full-screen desk clock: turn your iPhone sideways for a clear landscape display - Analog and digital clock faces: switch styles to suit the moment - Custom time display: choose which hours, minutes, and seconds to show, plus fractional seconds - Detailed time: choose 12- or 24-hour time and display fractional seconds - Personalize the look: use a smooth second hand and a choice of accent colors - Shortcuts support: quickly start or stop the Live Activity - Private by design: no ads, accounts, analytics, or tracking MinSec uses your iPhone's system time and does not require a network connection. Seconds on the Lock Screen and in the Dynamic Island use Live Activities. iOS allows each Live Activity to run for up to 8 hours. On some older iOS versions, it may stop at midnight; restart it to keep displaying the time.

Screenshots

Unit Converter4 screens
MinSec Clock4 screens

Verdict

The call

The clearest difference is ads: MinSec Clock at none against Unit Converter's shown. Unit Converter's advantage is update cadence (every 4 days vs every 9 days) and device support (3 vs 1). On price and in-app purchases 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.

UpkeepUpdate frequency

Unit Converter ships an update every 4 days, MinSec Clock every 9 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 6 level
Unit Converter versus MinSec Clock: the parameters behind the verdict, then further details
ParameterUnit ConverterMinSec Clock
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 4 days — betterEvery 9 days
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.2
Further details — not scored
Size46 MB4 MB
Age rating4+4+
DeveloperTakumi Kinjo杰 曹

In-app purchases

None

Unit Converter

No in-app purchases

None

MinSec Clock

No in-app purchases

Questions

Is Unit Converter free?
Unit Converter is free to download, with no in-app purchases.
Is MinSec Clock free?
MinSec Clock is free to download, with no in-app purchases.
Do Unit Converter or MinSec Clock have ads?
Unit Converter shows ads; MinSec Clock does not.
Which is updated more often, Unit Converter or MinSec Clock?
Unit Converter ships an update every 4 days, and MinSec Clock every 9 days. Most recently, Unit Converter was updated on October 31, 2026 and MinSec Clock on November 6, 2026.

Other comparisons