Current version is 2.9
Download Precise Calculator 64-bit - recommended
Download Precise Calculator 32-bit - for older Windows versions
Download command-line calculator - for automated batch scripts
Source code - GitHub project
System requirements:
- Intel or AMD processor
- Microsoft Windows operating system (tested on Windows 2000/XP/Vista/7/8/10/11)
Installation:
- Extract ALL files from the ZIP archive. There are many apps for working with ZIP files, for example 7-zip.
Some archivers allow to double-click EXE file inside the ZIP and run it from a temporary folder, but it doesn't work.
- Right-click the EXE file and choose Create shortcut. Then move this shortcut to the desktop.
- Drag & drop the EXE file to the taskbar which is at the bottom of the screen.
Benefits of the 64-bit version:
- Fractions can have larger numerator and denominator. For example, expression (123456 * 12345678 / 3087105371) returns 493.714285714 in Precise Calculator 32-bit, but it returns 3456 / 7 in Precise Calculator 64-bit.
- Precise Calculator 32-bit cannot display numbers greater than 4E+20686623764, but Precise Calculator 64-bit maximum is 1E+9223372036854774730
- 64-bit version is much faster especially if you need precision greater than 1000 digits
