Measure the distance and height of an object with your device.

Free Tools Android App by Smart Tools co.

Measure environmental noise with your phone.

Free Tools Android App by Smart Tools co.

Calculate the speed by the distance and time moved horizontally.

Free Tools Android App by Smart Tools co.

Unit and currency converter with easy and simple UI.

Free Tools Android App by Smart Tools co.

Find the metal, magnetic field and electromagnetic wave around you.

Free Tools Android App by Smart Tools co.

Simple and useful compass app with camera view, GPS and Map.

Free Tools Android App by Smart Tools co.

Measure the distance to the target using camera perspective.

Free Tools Android App by Smart Tools co.

Measure phone's vibration and the earthquake with your phone.

Free Tools Android App by Smart Tools co.

Find the specifications of thread pitch for screws, nuts, bolts and pipes.

Free Tools Android App by Smart Tools co.

Use your front camera to take a selfie or see your face.

Free Tools Android App by Smart Tools co.