Calculator X - Advanced Scientific Calculator with Formula Display & Notable Tape app for iPhone and iPad

Scientific Calculator shows your complete calculation formula, Comment for echo value in paper tape list, In-App Email formated formula paper tape.

Features:

- Portrait Regular Calculator and Landscape for Adnvanced Scientific Calculator

- Customizable Calculators background from your photos album.

- Beautiful Bright Abstract Glow HD Background

- Displays the calculation formula with its result at the same time

- Full formated calculator paper tape list

- IN-APP E-Mail your noted formula paper tape

- Enter a comment for each value in formated calculator paper tape

- Memory recall the last result and insert it into your calculation

- Accurate 16 digits and E+ for more