Smart Tools® is an entire package deal of 5 app units. It comprises 5 Professional units for a complete of 15 instruments. In a phrase, All-in-One.
Set 1: Size, Perspective, Slope, Stage, Thread – Sensible Ruler Professional

smart-tools-v1-6-7a-apk
Set 2: Distance, Top, Width, House – Sensible Measure Professional
Set 3: Compass, Metallic detector, GPS – Good Compass Professional
Set 4: Sound stage meter, Vibrometer – Sound Meter Professional
Set 5: Flashlight, Magnifier, Replicate – Good Mild Professional
What’s New
– v1.6.7a : Minor trojan horse repair.