DOWNLOAD Smart Tools v1.6.4

Requirements: Android 2.2 and up
Smart Tools is a complete package of 5 app sets. It includes 5 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

Off-line support (for Wi-Fi only tablets) : Open this several times with internet, you can open it without internet.

A magnetic sensor is required. So this app cannot support several android devices (e.g HTC One V).

This is one of the essential apps of Google Play for Education.

What's New
v1.6.4 : Compass and flashlight update.
v1.6.3 : More models calibrated (Nexus 5).
v1.6.2 : Mirror and compass update.
v1.6.1 : Ruler update.
v1.6.0 : Mirror added. Support 2nd-gen Nexus 7.
v1.5.9 : Compass update(night mode). Widget bug fix.
v1.5.8 : SGS4 support.
v1.5.7 : Compass update (screen capture, share with).
v1.5.6 : ActionBar added. Magnifier update.
v1.5.5 : Compass update. More models calibrated.