iCovertThat for iPhone has conversion units for:

- Length
- Area
- Computer
- Real Estate
- Cooking
- Wine
- Volume
- Temperature
- Energy
- Mechanical Force
- Mass
- Speed
- Flow
- Acceleration
- Pressure
- Torque
- Density
- Time
- Plane Angles
- HeatFlow
- Electric Current
- Voltage
- Resistance
- Capacitance
- Inductance
- Luminance

Select the conversion type from the drop down menu, and then select input and output units.

Features:

Units can be swapped from in to out at any time!

Tapping on the action button (White > in circle) will call up an info page on the conversion selected.  Background information and helpful hints on measurement techniques speed up the collection of measurements to be converted, and the pages are educational too!

Allows complete editing of the History note pad screen.  Type directly into the notepad, copy and paste to other applications.  All conversions are logged to the history note pad with full names of the conversion units.  Excellent for homework or engineering papers.

Special Conversion categories to address unique needs:
Real Estate Units
Cooking Units
Wine and spirits Units
Computer Units
Electronics Units