Comparison

Time Calculator + − × ÷ vs Tempus Calc

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

Head to head
About

Time Calculator + − × ÷

Easily perform mathematical operations with hours and dates. This utility helps you quickly get accurate results for time-based calculations.

Highlights
  • Hour and date calculations
  • Mathematical operations
  • Quick results
  • Assists with time-based math
Features
Read full description

Do you know that moment when you need to do mathematical operations with hours and dates and it is a little difficult to know the result quickly? The idea of this app is to assist in these calculations.

About

Tempus Calc

Features
Read full description

FEATURES DURATION CALCULATOR • Calculate the exact time between any two dates • See results in years, months, and total days • Perfect for age calculations, anniversary tracking, and project timelines • Instant results as you select dates ADD/SUBTRACT DAYS • Find future dates by adding days • Calculate past dates by subtracting days • Support for negative values up to 100 years • Ideal for deadline planning and scheduling SAVED CALCULATIONS • Save frequently used calculations for quick access • Search and filter your saved items • Swipe to delete individual calculations • Clear all with confirmation protection • Perfect for recurring date calculations BEAUTIFUL DESIGN • Elegant, modern interface • Full Dark Mode support • Smooth animations and haptic feedback • Color-coded results for clarity • Optimized for all iPhone sizes PERFECT FOR • Project Managers - Track milestones and deadlines • Event Planners - Calculate dates for weddings, parties, conferences • Business Professionals - Plan delivery dates and schedules • Students - Track assignment due dates and semester planning • Travelers - Plan trips and calculate vacation lengths • Parents - Track child development milestones • Anyone who works with dates regularly WHY CHOOSE TEMPUS CALC? PRIVACY FIRST All calculations are stored locally on your device. No data collection, no tracking, no cloud sync required. Your dates are yours alone. LIGHTNING FAST Calculations happen instantly as you interact. No waiting, no loading screens. Just immediate results. OFFLINE CAPABLE Works perfectly without internet connection. Calculate dates anywhere, anytime. NO ADS Focus on your calculations without distractions. No advertisements, ever. HOW IT WORKS Duration Mode: 1. Select a start date 2. Select an end date 3. See instant results in multiple formats 4. Save for later if needed Add Days Mode: 1. Choose a starting date 2. Enter number of days (positive or negative) 3. See the resulting date immediately 4. Save your calculation for future reference

Screenshots

Time Calculator + − × ÷4 screens
Tempus Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: Tempus Calc at none against Time Calculator + − × ÷'s 2. Tempus Calc also leads on ads (none vs shown) and update cadence (every 8 days vs every 4 weeks). Time Calculator + − × ÷'s advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price 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. Time Calculator + − × ÷ sells 2 one-off in-app purchases. Tempus Calc asks for nothing beyond the download.

UpkeepUpdate frequency

Time Calculator + − × ÷ ships an update every 4 weeks, Tempus Calc every 8 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

Scorecard5 real differences · 5 level
Time Calculator + − × ÷ versus Tempus Calc: the parameters behind the verdict, then further details
ParameterTime Calculator + − × ÷Tempus Calc
PriceFreeFree
Rating4.5 (24 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings24 — better—
Update frequencyEvery 4 weeksEvery 8 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better18.0
Further details — not scored
Size83 MB3 MB
Age rating+44+
DeveloperNR Mobile App Solutionsommar alquisi

In-app purchases

2 purchases

Time Calculator + − × ÷

One-time2
  • Annual plan$1.99
  • 6-month plan$1.99
None

Tempus Calc

No in-app purchases

Questions

Is Time Calculator + − × ÷ free?
Time Calculator + − × ÷ is free to download, with in-app purchases available.
Is Tempus Calc free?
Tempus Calc is free to download, with no in-app purchases.
Do Time Calculator + − × ÷ or Tempus Calc have ads?
Time Calculator + − × ÷ shows ads; Tempus Calc does not.
Which is updated more often, Time Calculator + − × ÷ or Tempus Calc?
Time Calculator + − × ÷ ships an update every 4 weeks, and Tempus Calc every 8 days. Most recently, Time Calculator + − × ÷ was updated on October 12, 2026 and Tempus Calc on October 7, 2026.

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