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 861–880 of 1,000 ranked alternatives.

  1. ICT-AAC Slovarica app icon

    ICT-AAC Slovarica

    University of Zagreb

    Learn symbols and new forms

    The app helps children learn visual symbols and new phonological forms. Paired visual and auditory symbols encourage, maintain, and improve early literacy skills necessary for reading and writing.

    ★ 0.00 ratingsEducationFreeData updated 2026-10-18
  2. Simple Units Converter lite app icon

    Simple Units Converter lite

    Mind Trends LLC

    Convert units across many dimensions.

    This app offers 458 units across 22 dimensions, including length, volume, and weight. It serves as a general-use calculator for converting between different unit sets.

    ★ 5.01 ratingsUtilitiesFreeData updated 2026-10-09
  3. Tip and Bill Split Calculator app icon

    Tip and Bill Split Calculator

    Justin Heintz

    Bills and calculate tips

    Calculate tips based on a percentage of the . Enter total amount and among users. Save money by adjusting tip rates. Share details and payment methods.

    ★ 4.02 ratingsUtilitiesFreeData updated 2026-09-09
  1. Calculator Pro • Topbar App app icon

    Calculator Pro • Topbar App

    Holger Sindbaek

    Calculate decimals, percentages, and more

    Perform calculations with decimal and percentage functions. Adjust transparency and position on screen. Set to start at login or assign global shortcuts. Customize design and stick to top bar for easy access.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-08
  2. SIP Calculator : SIP Planner app icon

    SIP Calculator : SIP Planner

    Ankit Seth

    Calculate SIPs, track investments, plan goals

    Calculate future investment value using monthly contributions, expected returns, and time horizon. Compare total invested versus accumulated wealth. Adjust for inflation and track cash flow. Set and refine long-term financial goals.

    ★ 0.00 ratingsFinanceFreeData updated 2026-09-06
  3. Thai pronunciation analyze C&P app icon

    Thai pronunciation analyze C&P

    ritsuro hashimoto

    Analyze Thai sentences with phonetic symbols.

    The app displays Thai phonetic symbols for Thai language sentences. Users can copy and paste Thai sentences and press a button to analyze them, adding phonetic symbols to the display.

    ★ 0.00 ratingsEducation$0.99Data updated 2026-09-19
  4. Lifting-Calculator app icon

    Lifting-Calculator

    Isaiah Brandt-Sims

    Calculate one rep max and weight.

    The app calculates a user's one-rep max and the weight needed for a specific percentage of that max. It also details the plates required for each side of the bar and includes a notes section for workout details or maxes.

    ★ 5.01 ratingsHealth & FitnessFreeData updated 2026-10-29
  5. ATC Calculator app icon

    ATC Calculator

    Alan Perry

    Calculate rally control arrival times easily.

    The app calculates arrival times for stage rally competition controls. Time can be entered in minutes or hour:minute format, displayed in a large format.

    ★ 3.01 ratingsUtilitiesFreeData updated 2026-09-13
  6. Y+ Calculator app icon

    Y+ Calculator

    cadence design systems, inc

    Calculate CFD grid spacing for y+.

    The app calculates grid spacing for CFD computations. It helps engineers determine near-wall cell height for boundary layers to achieve target y+ values, saving time before grid generation.

    ★ 3.01 ratingsProductivityFreeData updated 2026-10-14
  7. PIGEON RACING SPEED CALCULATOR app icon

    PIGEON RACING SPEED CALCULATOR

    Baynon Properties, LLC

    Calculate pigeon speed in real time.

    The app calculates racing pigeon speed in various units including YPM, MPH, and KPH. It allows users to input distance in miles or kilometers and liberation and arrival times to determine speed and overfly allowance.

    ★ 4.73 ratingsUtilities$9.99Data updated 2026-09-17
  8. SpeedyCash Checkout Calculator app icon

    SpeedyCash Checkout Calculator

    White Marten GmbH

    Calculate change, track receipts, find coupons

    Track expenses by entering item prices during shopping. Calculate total cost and expected change. Check grocery receipts for accuracy. Use as a cash register to manage payments and verify transactions.

    ★ 5.03 ratingsFinanceFreeData updated 2026-09-08
  9. Construction Calculator: Pro² app icon

    Construction Calculator: Pro²

    Oleg Shapkin, IE

    Calculate deck and floor areas quickly

    Calculate decking and flooring materials with area, board runs, spacing, and waste allowance. Generate material takeoffs for boards and joists. Measure roof coverage, sheet counts, overhangs, pitch, angle, and rafter lengths.

    ★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06
  10. DrPhos' pH Calculator app icon

    DrPhos' pH Calculator

    Monte L Helm

    Calculate pH, pOH, [H⁺], and [OH⁻]

    Calculate pH, pOH, [H⁺], or [OH⁻] from any one value. Input concentration or ion activity to solve for missing variables. Automatically handles strong and weak acids/bases using provided Ka or Kb values.

    ★ 3.73 ratingsEducation$0.99Data updated 2026-09-06
  11. Duckworth-Lewis Calculator app icon

    Duckworth-Lewis Calculator

    Tarams Inc

    Calculate revised scores in cricket matches

    Calculate revised cricket scores using the –Lewis method. Input match details and interruptions to determine adjusted target scores. View standard edition D/L tables for reference. Apply calculations to local club games or international matches.

    ★ 3.03 ratingsSportsFreeData updated 2026-09-08
  12. Battery Calculator app icon

    Battery Calculator

    Tan Chia Ling

    Calculate life and size

    Helps estimate device run time using capacity and consumption. Calculates capacity in amp hours based on energy stored and voltage. Determines required rating using load, duration, and voltage.

    ★ 0.00 ratingsUtilities$2.99Data updated 2026-09-12
  13. Percentage‎ Calculator app icon

    Percentage‎ Calculator

    ALPER KAPLAN

    Calculate percentages with precision

    Calculate percentages for discounts, taxes, tips, and financial figures. Input values and instantly receive accurate results. Adjust calculations with simple touch gestures. Save frequently used values for quick access.

    ★ 0.00 ratingsUtilities$1.99Data updated 2026-09-06
  14. Inseries: Smart Calculator app icon

    Inseries: Smart Calculator

    Elemental Tools GmbH

    Smart modern elegant calculator app

    The app offers a modern and elegant calculator experience with easy calculation entry and a clear history. It includes built-in calendar functions and supports natural percentage calculations.

    ★ 0.00 ratingsFinanceFreeData updated 2026-10-28
  15. Mortgage Calculator UK app icon

    Mortgage Calculator UK

    Pocket Pixels LTD

    Calculate mortgage payments and rates.

    The app calculates monthly mortgage payments and finds available mortgage rates for remortgages, first-time buyers, and buy-to-let properties. It provides market mortgage rate information.

    ★ 5.02 ratingsFinanceFreeData updated 2026-09-28
  16. Exam Grade Calculator app icon

    Exam Grade Calculator

    TippTech LLC

    Calculate scores with weighted grades

    Calculate scores needed to achieve a target . Input current grades, weight, and desired . Automatically determine required score. Supports weighted exams and provides clear results.

    ★ 5.02 ratingsEducationFreeData updated 2026-09-09
  17. Concrete Estimator/Calculator app icon

    Concrete Estimator/Calculator

    Evan Winograd

    Calculate volume for construction projects

    Calculate volume for foundations, slabs, and structural elements. Input dimensions in feet, inches, or metric units. Automatically compute required quantity. Display results in cubic yards or cubic meters. Save and share calculations.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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