Calculate percentages, discounts, and tips. Input total cost, tip , and number of people to determine total value, tip amount, and individual share. Set currency preferences and perform -based calculations.
Manage chemistry with advanced calculators for chlorine, pH, alkalinity, and shock treatments. Input size and conditions for accurate dosing. Track chemical levels and maintenance schedules. Export data for record-keeping.
Track pool chemistry with precise chemical recommendations based on results. Log pH, chlorine, alkalinity, calcium hardness, and CYA levels. View historical data and maintain balanced year-round.
View previous calculation results and edit entries by selecting numbers or symbols. Recalculate expressions for error correction. Import past results into new calculations. Add remarks to important records.
Convert between currencies, weights, and measurements. Calculate feet and inches. Convert hours to minutes or seconds. Perform quick conversions for various .
The app replaces slide rules for calculating radiography shot times. It is applicable to industrial radiographers working with radioactive materials, using Iridium and Cobalt sources.
Calculate parameters and convert units between metric and imperial systems. Access tools for critical bending moment, maximum stress, and deflection. Input loads and dimensions to determine structural properties.
Calculate optimal bicycle gearing based on cadence and speed. Input wheel size and chainring sizes to determine ratios. Save and manage multiple configurations. Access articles to guide setup and maintenance decisions.
Calculate designs according to ASTM E 1300 standards. Choose support sides, glazing angles, and up to three lites. Customize heat treatment, thickness, and lamination for each lite. Enter dimensions and load values in SI or US units.