Software →Smart Tools - Utilities Pro v18.1

Carpenter tools kit:
* Ruler;
* Bubble level: Laser level included;
* Light: Manual torch light, strobe light or a sound driven light show;
* Protractor;
* Magnifier.
Measure tools kit:
* DB level: Measure the sound DB level and its spectrum;
* Location (map);
* Distance meter;
* Speed gun: Measure speed of moving objects;
* Stopwatch;
* Thermometer;
* Magnetic field level (metal detector);
* Vibration level;
* Luminosity (Lux) level;
* Color sensor;
* Heart rate monitor (cardiograph);
* Speedometer;
* Compass;
* Battery tester;
* Drag Racing.
Other handy utilities kit:
* Unit and currency converter;
* Calculator;
* Code scanner: QR code and bar code;
* NFC scanner;
* Accelerometer;
* Time zones;
* Mirror;
* Night vision;
* Dog whistle;
* Microphone;
* Metronome;
* Pitch tuner;
* Counter;
* Random generator;
* Pedometer;
* Body mass index;
* Period tracker;
* Translator;
* Notepad.
Requirements: Android 4.4+
Home Page -

https://play.google.com/store/apps/details?id=com.pcmehanik.smarttoolbox&hl=en