UltimaCalc - Advanced Desktop Calculator

Key Features

• A calculator with minimal screen footprint and text input.
• See what you typed, edit it, log calculations as text file.
• Algebraic expressions, trigonometry, definite integrals, prime numbers.
• Also Bar charts, Scatter charts, Regression (Linear, Polynomial, Multivariate, Absolute Deviation); Standard Deviation; Plot functions; Solve Triangles; Simultaneous Linear Equations; Polynomial Roots; Navigation; Dates.

Technical Specifications

• **Publisher:** Ultimacalc.com
• **License:** Shareware
• **Operating System:** Windows 7, Windows 8, Windows 10, Windows 11
• **Last Updated:** October 15, 2025
• **Category:** Business / Utilities