Office calculator with a virtual tape,
fixed point or floating point calculator,
various rounding modes, percent and tax calculation.
This is a calculator optimized for office tasks.
This is the Pro variant of Office Calculator without advertisement and without the need for network access.
A Free variant with ads is also available.
* Calculator with virtual tape
You can switch between calculator view and and tape view to have a full screen view of the tape.
The tape of the calculator can have up to 500 lines.
* Calculator allows annotations on the tape
You can write a comment to a tape line.
* Calculator support corrections on the tape
You can change values on the virtual tape to make corrections.
For corrections go to the context menu of the tape line with a long press.
* Calculator with fixed point arithmetic or floating point.
Fixed point arithmetic has 20 digits and 0 - 4 decimal places.
The floating point arithmetic has 64 bits (IEEE double precision).
By default, the calculator works with fixed point arithmetic and 2 decimal places as needed for most calculations with amounts.
* Calculator supports three rounding modes: up, down or 5/4.
* Calculator has percent calculation to add or subtract percent values.
The tape will display the percentage and the resulting value.
* Calculator has tax buttons (TX+, TX-) to add or sub tract tax (sales tax, VAT)
This makes it very easy to calculate tax amounts with the calculator.
The tape will display the tax rate and the resulting value.
* Calculator support operator precedence (multiplication/division over addition/subtraction) and displays interim results (optional)