Calculate ratios by entering the desired ratio and bottle size. Determine the exact amounts of water and solution needed. Supports litres and millimetres with future unit additions. Share results or provide feedback through in- options.
by Samuel Blackburn★ 4.7156 ratingsUtilitiesFreeData updated 2026-09-25
Convert measurements between , , and centimeters. Input fractions or decimals for precise calculations. View results on a visual measure display. Perform addition, subtraction, multiplication, and division with measurement values.
Offers scientific and standard modes for math tasks. Users can customize colors and themes. It provides real-time calculation results and supports basic and advanced operations.
A with basic arithmetic functions and a history bar for tracking previous inputs. Supports rotation and theme customization. Includes haptic feedback for 7 and later. Loads quickly and runs without fullscreen ads.
Calculate rates using body weight, desired dose, and drug volume. Determine time from fluid volume and rate. Tap screen for drop and drip rate. Support custom drugs, complex dilutions, and weight-based dosing.
Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.
Perform basic math operations including addition, subtraction, multiplication, division, and percentage. Store and retrieve calculation results. Customize number, operator, parenthesis, and result colors. Enable touch sound for feedback.
Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.
Manage budgets, mortgages, and loans with compound interest and tip calculations. Use speech voice for accessible feedback. Keep equation history, view real-time results, and export data to email or CSV.
Access and use an offline copy of The Dev for film development. Set and manage multi-step timers with sound alerts. Customize agitation schedules and select darkroom themes. Mix dilutions for processing.
Calculate sales tax and discounts with percentage-based operations. View equations and reuse previous results via the history tape. Adjust rounding settings and switch between multiple color themes.
The app provides access to New England Biolabs' web tools for experiment planning. Users can find enzymes, determine reaction conditions, calculate temperatures, and perform various calculations for molecular biology experiments.
Calculate materials with 10 tools for gravel, soil, mulch, concrete, pavers, retaining walls, grass seed, sod, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters. Output results in US customary or metric units.
Offers standard and advanced math functions including percent, negative sign, memory, brackets, and history. It includes trigonometry, roots, exponents, and logarithms.
Calculate using coordinates with options for square meters, feet, acres, hectares, kilometers, and miles. Measure distance between points. Premium users can save areas, add notes, attach images, and calculate prices based on values.