Expressions Calculator 4.1

Light and very user-friendly calc for everyday use. Adopted to be super responsive on touch screens.
- It can calculate math expressions with 250 digits accuracy (That's a lot!)
- Currency converter (Bitcoins included)
- Measurement units converter (more then 50 units)
- Can calculate percents (Especially dis
- Solve linear and trigonometric equation (Beta, but we are trying do the best)
- Lots of mathematical functions (No free place anymore)
- Full history and undo redo actions (Just in case...)
- And lots of other interesting features!