Circuit design app for professionals and beginners
Determine color code of a resistor and calculate resistor for LED circuits
Professional and Advanced Circuit Simulator for Personal Computers
Convert Kindle’s AZ files into PDF files
RadioTelephone Tutor
Drills on GROL, Radar & Ham Radio Exams
Desktop Currency Converter
Handy free currency calculator
QTranslate
Translate words to any language
Scratch 2 Offline Editor
Combine graphics, photos, music and sound into interactive creations