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
Split bills evenly or assign individual amounts. Calculate tips with customizable percentages. Split total including tip among group members. Share results via text or email. No ads or subscriptions.
Calculate area by inputting width and length in feet, inches, or meters. Convert between imperial and metric units in real time. Determine quantity with gap size and waste percentage. Identify floor or wall based on dimensions.
Calculate quantities by entering project dimensions and selecting units. Choose between cubic yards, cubic meters, or tons. Adjust for waste and view detailed breakdowns. Export results and share with team members.
Calculate weight and percentages for lifts. Convert between kilograms and pounds. Adjust for different rep ranges and training goals. Input user-specific data for accurate calculations.
The app converts between units in categories like length, temperature, and weight. It provides access to previous conversions through a history list with colored categories.
Track progress with real-time finish-time predictions based on lap performance. Log splits and view detailed pacing analysis. Set and monitor goal times. Sync with wearable devices for accurate performance tracking.
The app tracks routes, speed, pace, and altitude during runs. It supports Apple Watch for controlling runs and viewing stats, and offers a stopwatch widget for quick access to progress.
Track BMI changes with interactive charts and history logs. Compare BMI against global standards like USA, WHO, China, Japan, and India. Switch between metric and imperial units for accurate calculations.
Calculate minimum internal based on rate and maximum pressure loss. Input elevation changes and select valves and fittings. Display Reynolds number and friction factor. Export results in various formats.
Calculate casing sizes, weights, and hydrostatic pressure with unit conversions between imperial and metric systems. Switch units instantly. Perform pressure calculations for oil and gas applications. Access accurate data for field and office use.
Calculate fluid in pipes using the Darcy-Weisbach equation and Colebrook-White friction factors. Input pressure loss, diameter, and length to determine . Account for friction and fitting losses with K values. Export results and save calculations.