Smart Tools is a complete package of 6 app sets. It includes 6 Pro sets for a total of 15 tools. In a word, All-in-One.
Set 1. Length, Angle, Slope, Level, Thread : Smart Ruler Pro
Set 2. Distance, Height, Width, Area : Smart Measure Pro
Set 3. Compass, Metal detector, GPS : Smart Compass Pro
Set 4. Sound level meter, Vibrometer : Sound Meter Pro
Set 5. Flashlight, Magnifier, Mirror : Smart Light Pro
Set 6. Unit : Unit Converter Pro
** Smart Tools does not compatible with the devices that have NO magnetic sensor (e.g Moto G4, Galaxy J7, Micromax).
** No internet support : You can open this app without any connection. After installation, open the app 2-3 times with your device connect to WI-FI or 3G/4G.
** Smart Tools does not support Google Maps and Currency rates due to the lack of internet.
** Google has recommended this app as one of the essential apps of Google Play for Education.