Decay calc app icon

Apps Like Decay calc for iPhone and iPad

by Alexey Baranov★ 1.01 ratingsUtilitiesFreeData updated 2026-09-19

Decay calc screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Slope Calculator - Calc app icon

    Slope Calculator - Calc

    Phan Nhat Đang

    Calculate with two triangle sides

    Calculate as angle, percentage, or ratio using a right triangle. Enter two sides to find the remaining values. Display results clearly with unit options. Save and share calculations.

    ★ 4.399 ratingsUtilitiesFreeData updated 2026-09-06
  2. Machinist Calc Pro app icon

    Machinist Calc Pro

    Calculated Industries, Inc.

    Machining math and reference tool.

    The app provides machining math and reference solutions for design, layout, and production setup. It offers calculations for speeds and feeds, thread sizes, drill sizes, and trigonometric functions.

    ★ 4.826 ratingsUtilities$24.99Data updated 2026-10-09
  3. SPL Meter app icon

    SPL Meter

    Andrew Smith

    Professional sound level meter for iPhone.

    The app is a professional-grade sound level meter for iPhone and iPad. It models analog SPL meters with features like filters and decay rates.

    ★ 4.029 ratingsMusic$0.99Data updated 2026-10-25
  4. Annuity Calculator - Calc app icon

    Annuity Calculator - Calc

    Phan Nhat Đang

    Calculate accumulation and payout

    Calculate accumulation and payout phases with built-in calculators. Input variables to determine payment amounts and timing. View results for informed financial planning.

    ★ 4.4111 ratingsFinanceFreeData updated 2026-09-06
  5. Calctan app icon

    Calctan

    Jorge Lozada

    Calculate complex equations

    Perform complex calculations with scientific functions, trigonometry, and unit conversions. Customize themes, adjust display settings, and save frequently used formulas. Export results and share calculations directly.

    ★ 4.561 ratingsUtilitiesFreeData updated 2026-09-16
  6. Converter Pro – Unit Converter app icon

    Converter Pro – Unit Converter

    Panoramic Software Inc.

    Convert currencies and units instantly

    Convert units across 19 categories including acceleration, angle, area, cooking, data storage, density, and energy. Switch between 150+ currencies. Perform calculations for conversions and exchanges. Share results via copy or email.

    ★ 4.445 ratingsUtilitiesFreeData updated 2026-09-08
  7. Calculator Quest app icon

    Calculator Quest

    Masakazu Yonehara

    Calculator and RPG hybrid game.

    The app combines a calculator with role-playing game elements. It includes a quick-typing game and a math game for users to play.

    ★ 4.114 ratingsGamesFreeData updated 2026-10-03
  8. Elec Series & Parallel Calc. app icon

    Elec Series & Parallel Calc.

    V PUGAZHENTHI

    Calculate electrical series and parallel circuits.

    The app calculates resistance, capacitance, and inductance in series and parallel circuits. It supports various units for each electrical property and performs calculations automatically when input values or units change.

    ★ 4.89 ratingsUtilities$0.99Data updated 2026-09-28
  9. Calc Pro - Simple and Useful app icon

    Calc Pro - Simple and Useful

    Keita Nonaka

    Calculate large numbers precisely

    Perform complex mathematical calculations with up to 15 digits of decimal precision. Handle large numbers without ellipsis. Save and reuse calculation equations. Access calculation history even after closing the .

    ★ 4.86 ratingsUtilitiesFreeData updated 2026-09-16

How we rank alternatives

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