calculator_i app icon

Apps Like calculator_i for iPhone and iPad

Calculate with complex numbers and symbols

A calculator with support for imaginary unit i, summation, and product symbols. Perform complex mathematical operations. Users can suggest additional features for future updates.

by 世昌 肖★ 0.00 ratingsUtilities$1.99Data updated 2026-09-06

Ranked alternatives

Showing 661–680 of 1,000 ranked alternatives.

  1. CalculateRetro app icon

    CalculateRetro

    Hannes Sverrisson

    Calculate, save, and share results

    Perform calculations with a dedicated calculator. Save and share calculation history via PDF or email. Use dark mode and access the through Today View. Sync with Apple Watch for on-the-go use.

    ★ 4.515 ratingsBusiness$1.99Data updated 2026-09-08
  2. Date & Time Calculator App app icon

    Date & Time Calculator App

    SHPAVDA, TOO

    Calculate days between dates

    Calculate the number of days between two dates. Add or subtract years, months, weeks, days, workdays, hours, or minutes from a known . Find new dates based on intervals. Track differences and adjust dates precisely.

    ★ 4.920 ratingsUtilitiesFreeData updated 2026-09-06
  3. Financial Calculator+++ app icon

    Financial Calculator+++

    Behzad Dogahe

    Calculate loans, track budgets, plan investments

    Manage loans, investments, and calculations with built-in formulas. Calculate interest rates, cash flows, and net present value. Input custom scenarios and view detailed breakdowns. Sync data across devices and export results in various formats.

    ★ 4.410 ratingsFinance$2.99Data updated 2026-09-08
  1. Inseries Pro: Smart Calculator app icon

    Inseries Pro: Smart Calculator

    Elemental Tools GmbH

    Smart modern elegant calculator app

    The app offers a modern calculator with gesture support for accessing results. It includes built-in calendar functions and natural percentage calculations for discounts and taxes.

    ★ 5.01 ratingsFinance$7.99Data updated 2026-10-13
  2. 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
  3. M2 Carpet Calculator app icon

    M2 Carpet Calculator

    Measure Square Corp.

    Calculate materials for rooms and surfaces

    Calculate material needs for flooring, walls, and ceilings. Draw rectangles or L-shapes to measure spaces. Account for installation standards like seams and tile centering. Estimate product usage based on real layouts.

    ★ 4.04 ratingsUtilities$2.99Data updated 2026-09-12
  4. Discount Calculator SDG app icon

    Discount Calculator SDG

    SDG CODE DOO NIS

    Calculate prices and savings instantly

    Calculate final prices and savings with real-time updates. Input original price and percentage to see adjusted amounts. Adjust settings for custom calculations. Compatible with all device types.

    ★ 5.06 ratingsUtilitiesFreeData updated 2026-09-14
  5. Stamp Concrete Calculator app icon

    Stamp Concrete Calculator

    Appco LLC (USA)

    Calculate mix and stain needs

    Calculate materials for , including color, release, sealer, and overlay mix. Determine quantities for countertops and stains. Input dimensions to receive precise mix amounts for Sika® products.

    ★ 4.816 ratingsUtilitiesFreeData updated 2026-09-11
  6. RealCalc: Fun Calculator Skins app icon

    RealCalc: Fun Calculator Skins

    Rodrigo Belloso

    A fun, friendly, and easy calculator.

    The app offers a simple and colorful way to perform calculations with themes like cats, dogs, and robots. It features large buttons, a distraction-free interface, and works offline, making it suitable for all ages and preferences.

    ★ 3.818 ratingsUtilitiesFreeData updated 2026-09-18
  7. Daily Talking Calculator Pro app icon

    Daily Talking Calculator Pro

    方 沈

    Calculator speaks numbers and results.

    The app offers a talking calculator for iPhone, iPad, and Apple Watch, speaking numbers and results in over 20 languages. It includes simple, expression, and formula calculators with detailed expression display and history browsing.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-11-07
  8. Engineering Survey Calculator app icon

    Engineering Survey Calculator

    V PUGAZHENTHI

    Calculate parameters and units

    Calculate standard deviation, probable error, and error of the mean for surveying and civil measurements. Switch between imperial and metric units. Perform calculations for series of observations and single or combined accidental errors.

    ★ 5.01 ratingsUtilities$2.99Data updated 2026-09-08
  9. Military CYPRES Calculator app icon

    Military CYPRES Calculator

    Joe Lewis

    Calculate pressure and adjust settings

    Calculate pressure at the target DZ using the method. Input the DZ altimeter setting and other required parameters. Display results for use with the in Operational Mode. Perform calculations without needing the physical circular .

    ★ 5.02 ratingsNavigationFreeData updated 2026-09-08
  10. Voice & Tax Calculator app icon

    Voice & Tax Calculator

    Muhammad Asad Arman

    Calculate with or standard input

    Use commands to perform calculations. Access simple, scientific, EMI, GST, and simple interest calculators. Input numbers via or touch. Switch between calculators quickly. Save calculation history.

    ★ 1.01 ratingsUtilitiesFreeData updated 2026-09-06
  11. Harakat Keyboard, Auto Tashkil app icon

    Harakat Keyboard, Auto Tashkil

    Muhammed Faisal Mukkil

    Type Quranic text with and symbols

    Enable Arabic keyboard for support. Type or paste text in Quick Editor or Notes. Use to add vowels and symbols. Apply modified text to the editor. Includes tools for Quran, hadeeth, and school texts.

    ★ 5.03 ratingsEducationFreeData updated 2026-09-06
  12. Tip Calculator **** app icon

    Tip Calculator ****

    Thaer Zori

    Calculate tips and split bills instantly

    Calculate tips by entering a bill amount and selecting a tip percentage. Display total and per-person costs. Split bills among multiple people. Works on iPhone and iPad with a clean interface. Includes a small ad banner. Free to use.

    ★ 5.09 ratingsUtilitiesFreeData updated 2026-09-06
  13. Depreciation Calculator - Calc app icon

    Depreciation Calculator - Calc

    Phan Nhat Đang

    Calculate and asset growth

    Calculate asset using percentage and straight line methods. Input time periods and values to determine or appreciation. View results clearly and save calculations for reference.

    ★ 4.910 ratingsFinanceFreeData updated 2026-09-06
  14. Final Grade Calculator - A+ app icon

    Final Grade Calculator - A+

    Austin Moca

    Calculate exam scores

    Calculate required exam scores to achieve target grades. Input current , desired , and exam weight. Save calculations for reference during studying. Track progress toward academic goals.

    ★ 5.010 ratingsEducationFreeData updated 2026-09-06
  15. TripCalc: Trip Cost Calculator app icon

    TripCalc: Trip Cost Calculator

    BERNER TECH LLC

    Calculate costs instantly

    Calculate costs by inputting distance and fuel prices. Estimate gas, tolls, and total expenses. Track mileage and set budget alerts to stay within spending limits.

    ★ 5.010 ratingsTravelFreeData updated 2026-09-06
  16. Calculator 3 in 1 app icon

    Calculator 3 in 1

    CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC

    Calculations made simpler than ever before.

    The app offers three calculating modes: STANDARD, STRING, and RPN. It supports precision to 31 digits and complex numbers in STRING mode.

    ★ 2.45 ratingsUtilitiesFreeData updated 2026-10-06
  17. Tiny Tip Calculator app icon

    Tiny Tip Calculator

    Yong Gyun Kim

    Calculate tips and customize rates

    Calculate gratuity with customizable tip rate presets and round-up/round-down options. View pre-tax calculations and select themes for personalized settings. List all options for quick reference.

    ★ 4.714 ratingsUtilitiesFreeData updated 2026-09-16

How we rank alternatives

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