Calculates air volume, pressure loss, velocity, and duct size for rectangular or round ducts. Supports both imperial and metric units. Users input values to determine required dimensions and system performance.
by Steven Ramsay★ 4.824 ratingsUtilities$7.99Data updated 2026-09-08
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.
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.
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Calculate hold overs and scope settings
Calculate hold overs and scope adjustments for long range shooting. Input variables like temperature, altitude, humidity, and distance. Account for target speed, direction, coriolis effect, and slope angle.
Use the camera to object sizes, room areas, and shopping items. Capture images and receive precise dimensions with AI accuracy. View detailed measurements and compare sizes instantly.
Evaluate thermal comfort and moist-air conditions.
The app calculates thermal comfort and moist-air conditions. It displays psychrometric data including temperature, humidity, and various comfort indices.
Create individual projects with custom input values and results. Calculate pressure loss for specified duct fittings. Access a database of listed fittings for accurate calculations. Save and review project data for analysis.
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.
Convert between imperial and metric units in real time. Calculate roof pitch, rafter length, and roof area using rise, run, or house area. Input measurements in meters, centimeters, or inches.
Monitor atmospheric using the device's sensor. Display current location and air . Show weather conditions based on readings. Allow manual input for calibration. Track changes over time.
Track , distance, and location using GPS. Display in analog and digital formats. Monitor time and vehicle velocity. View current location and record trip data.
Convert units between and imperial systems. Switch between weight, length, temperature, and area measurements. Input values and receive instant conversions. Share results via copy or email.
Quilting calculators help convert units between yards and inches, meters and centimeters. Determine fabric needed for backing, batting, and borders. Calculate rectangular pieces from larger fabric.
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Convert gases and units with convenience.
The app converts between gaseous and liquid states and calculates units for weight, area, length, and volume. Users can customize the display and locate Air Liquide offices worldwide.
Convert between common measurements such as milliliters, liters, cups, pints, quarts, and gallons. Input a value and select units to switch between them. Save frequently used conversions for quick access.