AddUp
Powerful multi-purpose calculator densely packed with functionality. FINANCIAL: future value, present value, interest, payment, duration. SCIENTIFIC: logarithms, powers, exponentials, factorials, roots, NIST/CODATA scientific constants. CONVERSIONS: over forty categories of units from the common... EDITABLE WORK AREA: better than a regular tape calculator. ... PREFERENCES: selectable keypads, adjustable button size, selectable font, top-level mode, Num-Lock, snap to screen position, switchable decimal mark.
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