My App ToolboxSimple tools. Thoughtfully made.

My App Toolbox

Simple tools. Thoughtfully made.

Practical. Easy to use. Built for everyday life.

LED and Resistor Tools icon

Resistor Calc Toolbox

Three easy-to-use tools for LED resistor calculations and four-band resistor color codes.

  • Calculate LED resistor values and power ratings
  • Decode four-band resistor colors
  • Convert resistance values into color bands
  • Works offline on iPhone and iPad
Find on the App StoreLearn More →User Manual
Graphic Layout Calculator icon

Graphic Layout Calculator

Plan and visualize layouts with precision.

  • Inches, pixels or millimeters
  • Columns, rows, margins & padding
  • Live visual layout preview
  • Export grid (PNG or PDF)
Download on the App StoreLearn More →User Manual
TriviaDirector icon

TriviaDirector™

Create, manage and present trivia games with ease.

In Development
⚙︎Practical ToolsSolve real-world problems
✓Easy to UseClean and intuitive
▣Made for AppleDesigned for iPhone and iPad
♡Built with CareBy a fellow problem solver