LCDsketcher 4 ARDUINO is a free, Android-based program developed by TriCon. It falls under the category of Utilities & Tools and serves as both a how-to and a Sketch generator for LCD with sizes 2 x 16, 4 x 20, and 4 x 40.

The program uses simple text and meaningful graphics to help beginners understand the topic of LCD and ARDUINO within 10 minutes. With the built-in Sketch generator, users can create a complete executable Sketch for the 4-bit mode by entering their own pins from their LCD. This Sketch requires only 6 cables and PLUS and MINUS to save on a UN some pins. LCDsketcher 4 ARDUINO provides everything a beginner needs to understand the "secret LCD."