FastCalc app icon

Apps Like FastCalc for iPhone and iPad

Calculator with large keys and display.

The app features large, easy-to-read keys for fast input and a permanent display of the user's expression. Results appear automatically as typing occurs, eliminating the need for an equals key.

by Andre Ponzo★ 4.84 ratingsProductivity$1.99Data updated 2026-09-12

FastCalc screenshots

Ranked alternatives

Showing 161–180 of 1,000 ranked alternatives.

  1. AI Chat - Assistant On Bot app icon

    AI Chat - Assistant On Bot

    国飞 闫

    Turn thoughts into actions

    Use AI to write, , code, translate, and organise tasks. Generate creative content and articles. Anticipate user needs with language understanding. Perform multiple functions across writing, coding, and productivity workflows.

    ★ 4.8111 ratingsProductivityFreeData updated 2026-09-06
  1. CalcTape Paper Tape Calculator app icon

    CalcTape Paper Tape Calculator

    schoettler Software GmbH

    Calculate, comment, correct instantly

    Calculate and edit expressions with a -like interface. Add comments and corrections instantly. Share results or save calculations as notes. Supports multi-line input and basic arithmetic operations.

    ★ 4.2117 ratingsFinance$2.99Data updated 2026-09-14
  2. Yam Pad Mini - Drawing Tablet app icon

    Yam Pad Mini - Drawing Tablet

    Yamstu Inc.

    Draw on iPhone with Mac support

    Use iPhone as a connected via USB to mirror Mac screen. Draw with Wacom stylus and 3D Touch. Control canvas with touch gestures for zoom, scroll, undo, and redo. Connect securely for real-time screen mirroring.

    ★ 4.3108 ratingsProductivityFreeData updated 2026-09-11
  3. Typefinity app icon

    Typefinity

    Natural Designs Software, Inc.

    Type freely on larger screens

    Provides a full-width on-screen keyboard for iPhone and iPad. It displays word suggestions across the entire width, not just the center. Keys for numbers and symbols are positioned for easy access.

    ★ 3.7102 ratingsProductivity$4.99Data updated 2026-09-06
  4. RPN-45 SD app icon

    RPN-45 SD

    Willy Kunz

    Calculate with scientific precision and enhanced functions

    Simulate the HP-45 scientific calculator with photo-realistic visuals and original LED or LCD display. Print calculations, animate keys with sound and feedback, and replicate the calculator's computation times.

    ★ 4.315 ratingsProductivity$1.99Data updated 2026-09-08
  5. Rule of Proportion app icon

    Rule of Proportion

    Glindemann, Sennoun, Langer GbR

    Solve proportions with 3 variables

    Solve problems by entering three of four variables. Perform calculations using the . Store input history and view detailed solutions. Support entering fractions, decimals, and constants. Remove ads for an ad-free experience.

    ★ 4.716 ratingsEducationFreeData updated 2026-09-06
  6. PeekCalc app icon

    PeekCalc

    YuXin Healing Hub Pte. Ltd.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  7. CP HexCalc app icon

    CP HexCalc

    Charles Prineas

    Convert numbers between formats

    Allows conversion between Hex, Decimal, Octal, Binary, and Dozenal values. Features include large buttons for accurate input, a large display for readability, and gesture-based copy/paste functionality.

    ★ 4.810 ratingsUtilitiesFreeData updated 2026-09-08
  8. Financial Calculator + app icon

    Financial Calculator +

    Panoramic Software Inc.

    Calculate loans, track investments, plan retirement

    Calculate mortgage payments and generate amortization tables. Compute tips and loan details. Analyze time value of money, dates, percentage changes, and break-even points. Perform planning for home purchases, investments, and retirement.

    ★ 4.77 ratingsUtilities$1.99Data updated 2026-09-08
  9. Xmart Calculator Mini app icon

    Xmart Calculator Mini

    XH Liu

    Calculate expressions and track results

    Perform calculations with built-in formulas and expressions. Input daily rates and work schedules to compute annual income. Simplify complex equations with fewer button presses. Track multiple scenarios by adjusting variables.

    ★ 4.922 ratingsProductivityFreeData updated 2026-09-12
  10. Calculate Percentage app icon

    Calculate Percentage

    Glindemann, Sennoun, Langer GbR

    Percentages with 2 variables

    Percentages by entering two of three variables. Use a modified key layout to input values. Store calculations in a history log. View detailed solutions with step-by-step explanations. Support for fractions, decimals, and constants.

    ★ 4.04 ratingsEducationFreeData updated 2026-09-06

How we rank alternatives

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