Smart Tools - All In One is a useful kit of tools with 40+ carpenter, construction, measure and other tools and utilities. Use device's in-built sensors in all in one tool box app, useful like a swiss army knife. Carpenter + construction tools kit: Ruler; Bubble level; Laser level; 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) with altimeter; Distance meter; S