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AC Magnetic Field Meter

Proximity Sensor Counter

Camera RGB Color Picker

Spirit Level

Guitar Tuner

Audio Frequency Counter

Protractor

Flashlight

3x3 Cube Solver

Draw A Balance Labyrinth

Torch

GPS Waypoint Finder

Counter

Gyroscope Counter

Universal Guitar Tuner

Accelerometer Counter

Metronome

Wifi Analyser

Sand Timer

SPL Meter

Spectrum Analyser

Ruler

Harmonicity Meter

Clap Counter