View marine forecasts for U.S. coastal zones. Check wind speed, wave height, and surf conditions. Access one-touch NOAA forecasts for today, tonight, and the week. Add locations for custom alerts.
Convert units between different systems with accurate results. Select units from a comprehensive list, input values, and receive instant conversions. Support multiple categories including length, weight, temperature, and more.
Monitor trip data with live metrics like average speed, current speed, top speed, distance, direction, travel time, stationary time, and clock. Customize display style and speed units. Arrange metrics on screen.
Track current speed and direction from nearby locations. View real-time data from Tempest Systems and government sources. Access nearcast forecasts and historical reports. Set location-based alerts for changes. Share updates with others.
Convert units across 17 categories with 398 options. Switch between currencies using daily updated exchange rates. Access converter on Apple Watch for quick and conversions.
Arc+ calculates radius, length, width, height, and tangent by inputting two known values. Converts between measurement units. Saves results to a favorites list and shares them with others.
Convert values between 9 units including newton-meters, kilogram-force meters, pound-feet, and ounce-feet. Enter a value and select the to see conversions in all supported units.
Convert temperatures between Celsius, Fahrenheit, and Kelvin. Input a value and instantly switch units. Display results in selected format. Share converted values via copy-paste or screenshot.
Measure in MPH, KMH, and KNOTS. Track average , total distance, maximum , stop time, and trip duration. Display current and odometer readings. Sync with GPS for accurate measurements.
Convert units across 40+ categories with a single click. Switch between metric and imperial systems. Input values and select units for instant . Share results or copy to clipboard.
Track direction with a that adjusts based on your orientation. View local weather forecasts without requiring an account. Access weather widgets on your home screen. Monitor the KP index for geomagnetic activity.
Convert units across 24 categories with hundreds of options. Adjust category order and view last conversion via Today widget. Copy results with 3D Touch. Convert as you type. Includes currency converter shortcut.
Plan activities at sea with real-time coastal weather data. View daily and monthly tide charts, tidal coefficients, and water levels. Track swell height, wave direction, and surf tables.
The app converts weight and volume measures for industrial gases and liquefied natural gas. It accounts for molecular weight and density when converting between liquid and gaseous units.
Convert values between 8 units: newton (N), kilonewton (kN), dyne (dyn), kilogram- (kgf), gram- (gf), ton- (tf), pound- (lbf), and poundal (pdl). Input a value, select the , and view conversions to all other units.
Convert and currencies with customizable conversion lists. Switch between automatically for multiple items. Support currency rates for over 160 countries and 24 conversion types including cooking, fuel consumption, and net.