Measure atmospheric pressure and altitude. Switch between pressure units like hPa, mmHg, and inches of mercury. Display real-time readings and track changes over time.
by Chen-Yu Wei★ 5.01 ratingsUtilitiesFreeData updated 2026-09-06
Displays real-time CPU and memory usage. Shows battery level and charging status. Provides live sensor data including accelerometer, gyroscope, and barometer. Displays location with accuracy and altitude. Shows Bluetooth LE advertisement details.
Monitor cardiovascular with blood pressure tracking, including systolic, diastolic, and pulse pressure readings. Generate trend charts for blood pressure data. Track heart rate and ECG measurements. Set reminders for medication and check-ups.
Determine current location with GPS coordinates, altitude, and accuracy. Identify street, city, county, state, and country. Share position via email, text, Twitter, or Facebook. Copy address or coordinates to share elsewhere.
Track fluid intake, weight, and blood pressure during sessions. Log treatment details and set reminders. Export data in various formats for healthcare sharing. View progress charts and receive alerts for upcoming appointments.
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.
Calculate dimensions by converting circular to rectangular equivalents. Determine ventilation parameters including diameter, airspeed, airflow, and dynamic pressure. Compute pressure drop for straight sections and systems.
Units and metrics with a simple interface. Select a to from and add it to shortcuts for quick access. Use pre-set tables for cooking, shoe sizes, oven temperatures, and clothing measurements. Perform conversions instantly without additional steps.
Record driving routes with GPS tracking. View speed, distance, duration, and average speed. Analyze maximum speed, acceleration times, altitude changes, and stops. Display data in charts for performance review.
Measure vibrations using phone sensors to detect seismic activity or body tremors. Display readings on the modified Mercalli intensity scale. Calibrate the to set maximum values between 10-11. Provide reference comparisons for earthquake vibrations.
Measure heart rate and estimate levels using phone camera and flash. Detects blood flow changes via photoplethysmography. Provide real-time readings and indicators. Guide users on proper positioning and lighting for accurate results.
Monitor real-time vehicle data including location, speed, and status updates every ten seconds. View altitude, address, and ignition status. Access tracked object information without refreshing or relogging in.
P/T allows users to input temperature and pressure values to determine refrigerant properties. View temperature and pressure data for various refrigerants.
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.
Record location data including latitude, longitude, altitude, speed, and distance. Save logs in CSV, KML, GPX, TCX, FITLOG, and NMEA formats. Use Apple or Google maps. Enable background logging. Share files via AirDrop. Upload to iCloud Drive.
Calculate volume for foundations, slabs, and structural elements. Input dimensions in feet, inches, or metric units. Automatically compute required quantity. Display results in cubic yards or cubic meters. Save and share calculations.