Day Calculation app icon

Apps Like Day Calculation for iPhone and iPad

Calculate date differences and set date ranges

Calculate date differences between two dates. Determine end dates based on period and start date. Adjust inclusivity settings for both days or exclude the first day.

by Huaping Ye★ 5.04 ratingsUtilitiesFreeData updated 2026-09-15

Day Calculation screenshots

Ranked alternatives

Showing 521–540 of 1,000 ranked alternatives.

  1. Time to Complete app icon

    Time to Complete

    Greg Paskal

    Estimate time for repetitive tasks.

    The app estimates the duration for repetitive tasks. Users input starting details, iteration time, and total iterations to calculate completion time and date.

    ★ 5.03 ratingsUtilities$0.99Data updated 2026-09-11
  1. My Shifts: Time Tracker app icon

    My Shifts: Time Tracker

    Asif Ytzhak

    Track shifts and calculate wages in real

    Track work shifts and calculate wages in real . Log hours manually or sync with calendar. View daily, weekly, and monthly totals. Set reminders for shift start and end. Export logs and pay summaries.

    ★ 4.54 ratingsProductivityFreeData updated 2026-09-08
  2. Teacher Tools Grader app icon

    Teacher Tools Grader

    Alfredo Delgado

    Grade assignments and calculate percentages

    & Running Record allows teachers to calculate student grades based on correct and incorrect answers. It generates percentage grades and a grading table.

    ★ 4.213 ratingsEducationFreeData updated 2026-09-10
  3. The Ohms Law Calculator app icon

    The Ohms Law Calculator

    Adam Wilkie

    Calculate power, voltage, resistance, current

    Calculate power, voltage, resistance, and current using Ohm's Law. Enter any two values to instantly receive all results. Switch between Watts, kiloWatts, and MegaWatts. Clear fields with a button. Share results via built-in sharing.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
  4. French Revolutionary calendar app icon

    French Revolutionary calendar

    Patrice BARBAROUX

    Convert dates between Republican and Gregorian calendars

    Convert dates between the Republican and the Gregorian . Input a date and receive its equivalent in the other system. Track historical events and family records across different systems.

    ★ 4.04 ratingsLifestyleFreeData updated 2026-09-08
  5. Raw Cat Food Calculator app icon

    Raw Cat Food Calculator

    Joel Lopez Aviles

    Calculate cat portions accurately

    Calculate precise ingredient and supplement amounts based on cat's weight and activity level. Input dietary preferences and allergies. Generate daily meal plans and track feeding history. Export recipes and share with veterinarians.

    ★ 5.05 ratingsUtilitiesFreeData updated 2026-09-06
  6. Concrete Calculator, Estimator app icon

    Concrete Calculator, Estimator

    sandip paghadar

    Calculate volume and cost

    Calculates volume and cost for footings, slabs, square columns, bar columns, and steps. Estimates quantity needed for each structure. Provides total cost based on material prices.

    ★ 4.411 ratingsUtilitiesFreeData updated 2026-09-18
  7. Kalendio app icon

    Kalendio

    Daniel Hanberg Alonso

    Convert dates, calculate ages, track time

    Calculate age based on birthdate. Convert dates between 9+ calendar systems including Gregorian, Chinese, Japanese, Thai, Hebrew, Islamic, Persian, Indian, Mayan, and Ethiopian.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  8. English Calendar 2026 app icon

    English Calendar 2026

    Rohan Mehta

    View dates, track festivals, and set reminders

    View day, date, tithi, sunrise-sunset timings, and daily feature on dashboard and widget. Receive notifications for festivals and vrats. Works offline.

    ★ 4.911 ratingsUtilitiesFreeData updated 2026-09-12
  9. Compound Interest Calculator. app icon

    Compound Interest Calculator.

    Syncly Applications

    Calculate instantly

    Calculate with precise formulas. Input principal, rate, and time to get accurate results. View detailed breakdowns and compare different scenarios. Export results as reports. Track investment growth over time. Set reminders for financial goals.

    ★ 4.08 ratingsFinanceFreeData updated 2026-09-06
  10. Cycle Value app icon

    Cycle Value

    Power Werks, Inc.

    Calculate and remaining cycles

    Calculate and remaining cycles for jet engine LLPs. Estimate repair costs and check current list prices. Offer parts for sale and access part data from multiple airlines and MROs.

    ★ 5.06 ratingsUtilitiesFreeData updated 2026-09-06
  11. HotTub&Pool app icon

    HotTub&Pool

    Pixelwand Ltd

    Chemical calculations for pool owners.

    The app helps hot tub, spa, and pool owners calculate chemical doses for calcium, alkalinity, pH, sanitizer, and stabilizer. It also includes a water balancing feature to calculate the Langelier Saturation Index for system maintenance.

    ★ 3.513 ratingsUtilitiesFreeData updated 2026-09-13
  12. Pipe Offset Assistant app icon

    Pipe Offset Assistant

    H3Apps LLC

    Calculate lengths and send results via text

    Calculate travel and run lengths using simple or rolling offsets. Input angles to determine material requirements. Export results via text or email.

    ★ 4.65 ratingsProductivity$1.99Data updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.