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.
by Geof Crowl★ 4.112 ratingsHealth & FitnessFreeData updated 2026-09-13
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.
Calculate feet using length, width, and thickness in feet, inches, centimeters, meters, or yards. Input quantity for total feet. Convert between imperial and metric units in real time.
Convert measurements between imperial, metric, and universal systems. Switch between units like dollar, euro, and yen with real-time exchange rates or offline mode. Calculate percentages, fractions, and perform basic arithmetic operations.
Convert across 20 categories including length, weight, temperature, and more. Perform real-time conversions with 8-decimal precision. Switch between metric and imperial systems. Use scientific notation and dark mode.
Convert units of measurement with support for weight, length, temperature, speed, area, time, data storage, and angle. Input values and select units for instant . Syncs with Apple Health for seamless tracking.
Track pace with real-time updates. Set and adjust pace targets. Receive voice prompts for . Monitor progress with performance metrics. Sync with fitness apps for data integration. Adjust coaching intensity based on effort level.
The app provides instant access to key dimensions and strengths for pipe. Users can look up specifications for tubulars to quickly calculate capacity and annulus volumes in various units.
Track sports activities like walking, running, hiking, and cycling. Log workouts, monitor distance and calories burned. Set goals and view progress charts. Earn points for activity and unlock rewards. Sync data with Apple Health.
Plan routes by drawing on the map with finger swipes. Calculate total distance instantly. Track progress for hiking, walking, running, and other activities. View details for tourism, golf, and hunting. Sync with fitness apps for activity logging.
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 pressure drop, fluid velocity, Reynolds number, and friction factor for liquids and gases. Create custom projects, add and edit pipes, fluids, and fittings. Switch between metric and imperial units. Share calculations with other users.
Track running laps and distance using barcodes or QR codes. Display lap counts and total distance per student. Scan with iPhone or iPad. iPad can function as a self-scanning station with front camera.
Navigation provides real-time schedule updates based on GPS location. Displays next departure countdown. Calculates walking, biking, or driving time and distance to terminal. Alerts users when is approaching.
Calculate trajectories for firearms using precise ballistics data. Input and save firearm and ammunition details for quick access. Integrate with Kestrel and WeatherFlow devices via Bluetooth for atmospheric data.
Calculate pressure and temperature values for refrigerants. Input pressure or temperature to automatically compute the other. Display superheat and subcool values. Show saturated vapor and liquid values for blends. Switch between refrigerant types.
The app offers unit conversions for acceleration, angle, area, density, distance, energy, force, mass, power, pressure, speed, temperature, time, and volume. All conversions are performed on a single screen.