Engineering Toolbox is back, rebuilt from the ground up.
• New design: light and dark themes, search, favorites and category filters
• History and saved setups: reopen any calculation with its values
• New free tools: Voltage divider and Unit converter
• Fixed: transformer current, LED resistor rounding, capacitor codes 106 and 107
• Pro, one purchase: 7 new calculators, home screen widgets, unlimited history and more resistor series