Detects objects using the phone's magnetic sensor. Measures earth's magnetic field for baseline readings. Alerts when unusual activity is detected. Avoid use near electronic devices to prevent interference.
Calculate air , temperature, or pressure with instant results. Copy calculations to other apps. Includes formulas for reference. Supports up to 16 decimal places and various units for each input.
Calculate runtime, capacity, and energy needs using different chemistries and sizes. Convert between mAh, Wh, voltage, and other units. Compare specifications and energy requirements for various devices.
