GPS speedometer displays real-time speed for driving, biking, or walking. Measure trip distance offline. Track altitude for planes. Switch between mph, km/h, and knots. Use Today Widget or Apple Watch. Adjust screen color and toggle mirror .
View current weather conditions and 10-day forecasts for any location. Access real-time animated radar and track weather changes on an interactive map. Monitor pressure, humidity, wind speed, and direction. Receive alerts for floods and hurricanes.
The app displays weather readings and charts from a network of personal weather stations. Users can view conditions in their neighborhood or backyard, with premium subscribers accessing Home and Lock Screen widgets and a companion Watch app.
Monitor and altitude using the device's internal sensor. Track changes to predict weather patterns. Provides altimeter readings for elevation awareness.
Tracks and cycling activities with maps, splits, intervals, and laps. Displays performance graphs, zones, and training plans. Syncs with Apple Watch and iCloud.
Calculate groundspeed, true heading, compass heading, leg time, distance, fuel required, fuel flow, and endurance for flight planning. Convert airspeed, altitude, and temperature.
Plan trips by predicting feeding times using weather, water data, and moon phases. Access the Forecast Rating system for detailed insights. Track activity patterns and adjust strategies based on scientific analysis.
Calculate dew with temperature and humidity inputs
Calculate dew temperature using air temperature and relative humidity. Convert results to Kelvin, Celsius, or Fahrenheit. Input values manually for accurate calculations.
Track real-time wind speed, direction, and wave height for specific sailing locations. View live forecasts and historical data. Set alerts for changing conditions. Share updates with other sailors. Sync with GPS for precise location-based reports.
The app provides a collection of 13 measuring tools and a flashlight. It includes a barometer, altimeter, compass, teslameter, metronome, stopwatch, timer, seismometer, plumb bob, surface level, spirit level, and ruler.
The app calculates altitude from the device's barometer sensor or internet services. It provides weather forecasts, pressure readings in multiple units, and charts for pressure and altitude variations over time.
View forecasts to determine optimal times. Access maps for discovering new spots. Track tides and weather conditions. Log catches and share findings with other anglers. Sync data across devices for continuous tracking.
– uses AR to display a digital protractor and on the device screen. Users can precisely, calibrate the , and save measurements. The supports both indoor and outdoor use for accurate readings.
Measure lengths with a virtual ruler. Use protractor, plumb line, and spirit level for angles and alignment. Check elevation, air pressure, and location. Monitor decibels. Convert ordinal dates to calendar dates.
The app draws realtime charts of atmospheric pressure using the iPhone's barometer. It allows users to view pressure trends, set alarms, and receive alerts for pressure changes.
The app combines range estimation with a ballistics calculator for fast targeting. It offers real-time calculations and supports one-handed operation without manual measurement input.
View 7-day forecasts with today’s max and min temperatures. Check 'feels like' temperature and wind details including speed in multiple units. Track humidity levels and precipitation probability. Customize layout and preferred parameters.