Comparison

LSTclock vs Tempus Tool

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

Head to head
About

LSTclock

This utility app displays local sidereal time for registered locations on iOS, iPadOS, and watchOS. It can also calculate sidereal time and Julian Date for any date and time, and sync locations between devices.

Highlights
  • Local sidereal time display
  • Julian Date calculation
  • Supports multiple registered locations
  • Location sync between iPhone and Apple Watch
  • Date and time specific calculations
Features
Read full description

LSTclock is an iOS/iPadOS/watchOS app that displays the local sidereal time (LST) at registered location(s). On iOS/iPadOS, it can also calculate LST and Julian Date for any date and time. The list of locations can be synced between iPhone and paired Apple Watch(es).

About

Tempus Tool

Read full description

Welcome to Tempus Tool, your ultimate solution for all date and time calculations on iOS! Are you tired of struggling with time-related calculations? Look no further! Tempus Tool is here to simplify your life by offering a comprehensive suite of features to tackle all your time-related challenges. **Key Features:** 1. **Year Progress:** Stay on top of your year with the Year Progress feature. Track how much of the current year has passed and how much is left, helping you make the most of every moment. 2. **Time Duration Between Two Times and Dates:** Easily calculate the duration between two specific dates. Whether you're planning your schedule or tracking elapsed time, Tempus Tool has you covered. 3. **Age Calculator:** Discover your exact age with precision. Tempus Tool calculates your age in years, months, days, weeks, hours, minutes, and seconds, giving you a complete overview of your journey through time. 4. **Date Difference:** Seamlessly find the difference between important events such as marriage anniversaries, work anniversaries, birthdays, festivals, holidays, and more. TimeSolver ensures you never miss a milestone again. 5. **Leap Year Identifier:** Wondering if a year is a leap year? Tempus Tool takes the guesswork out of the equation, providing instant verification of leap years with just a tap. 6. **Time Show Calculator:** Plan your day more efficiently with Time Show Calculator. Simply input the duration of a movie, event, or any activity, and Tempus Tool will calculate the end time for you. Never miss the finale of your favorite movie or event again! With its intuitive interface and powerful functionality, Tempus Tool is the go-to app for anyone dealing with date-related operations. Whether you're a busy professional, a meticulous planner, or simply curious about time, TimeSolver is your indispensable companion.

Screenshots

LSTclock4 screens
Tempus Tool4 screens

Verdict

The call

LSTclock and Tempus Tool are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

ScorecardNo meaningful differences
LSTclock versus Tempus Tool: the parameters behind the verdict, then further details
ParameterLSTclockTempus Tool
PriceFreeFree
Rating3.8 (10 ratings) — better—
Positive reviews54.5% of reviews—
Number of ratings10 — better—
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size15 MB1 MB
Age rating4+17+
DeveloperTsuyoshi SawadaGerard Coll Roma

In-app purchases

None

LSTclock

No in-app purchases

None

Tempus Tool

No in-app purchases

Questions

Is LSTclock free?
LSTclock is free to download, with no in-app purchases.
Is Tempus Tool free?
Tempus Tool is free to download, with no in-app purchases.
Do LSTclock or Tempus Tool have ads?
Neither LSTclock nor Tempus Tool shows ads.

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