Perform scuba-related calculations for divers of all experience levels. Calculate ATA, SAC/RMV rates, tank volume, and pressure ratings. Convert units as needed. Determine EANx mix, top-up, and bleed-down calculations.
by Zanthic Automation Inc.★ 4.726 ratingsSportsFreeData updated 2026-09-09
Perform calculations using a basic, scientific, currency, and units calculator. View calculation history, convert numbers to speech, and synchronize results across all calculator modes.
The app helps users with lumber and timber calculations, including generating cut lists and calculating board feet. It supports hardwood and softwood species, saving lists, and emailing them as tables.
Record details including depth, time, and location. Log site information while diving or on the boat. Capture GPS coordinates for sites. Sync with third-party logbook apps. Add notes and photos to each entry. View history and site maps.
Calculate pace, distance, or time for running or walking. Switch between modes quickly. Use metric or imperial units. Access a custom keyboard for fast input. Choose from four themes, including dark modes. No internet or cellular connection needed.
The app calculates relative humidity or dew point based on air temperature. Users can determine the dry bulb temperature, relative humidity percentage, or dew point temperature by inputting two known values.
Perform complex number calculations and trigonometric functions. Handle matrix operations and numerical root finding. Calculate integrals and statistical values including linear regression. Write and execute custom programs. No ads or in- purchases.
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.
Calculate break-even price based on buying cost and quantity. Determine net or loss using expected selling price and commissions. Input and adjust values for accurate financial tracking.
Calculate dimensions, convert units, and perform angle and rafter measurements. Estimate material quantities and layout stairs. Input measurements for precise calculations. Save and reuse formulas for repeated tasks.
Perform basic and scientific calculations with equation display and history tracking. Switch between binary, octal, decimal, and hexadecimal modes. Calculate fractions directly. Use widget for quick computations.
Calculate in binary, hex, and decimal simultaneously
Convert numbers between binary, hexadecimal, and decimal bases. Display all three bases simultaneously. Switch input modes and see results in all bases. Perform arithmetic, logic, and bitwise operations. Support unsigned and 2’s complement numbers.
Perform arithmetic operations, including addition, subtraction, multiplication, and division. View a display log of calculations and results. Use a backspace key to correct entries. Support decimal points or commas for number input.
The app provides a visual 3D ballistic tool for practicing hunting situations up to 1000m. Users can practice with adjustable rifle scope, ballistics, and environmental variables, then analyze their hits.
Calculate the between two dates, add or subtract from a , and determine workdays. Track workdays added or subtracted. Perform calculations with an intuitive interface.
Calculate cylinder forces and speeds. Determine pump speed, torque, and power using displacement, flow, and pressure. Compute fluid velocity, cross-sectional area, and Reynolds number for lines.
Perform arithmetic calculations with 12 digits. Calculate tax, percentages, and cost, selling price, and gross margin. Use memory functions, square root, and sign change. Track grand total.
Calculate MOD, optimal oxygen percentage, and equivalent air depth for dive planning. Determine gas mix ratios based on desired end gas or input mix. Adjust mix calculations when filling tanks with different gases.