SpecExp Calculator

Scientific calculator for engineers and mathematicians.

? SCIENTIFIC CALCULATOR FOR ENGINEERS AND MATHEMATICIANS

This advanced, all-in-one scientific calculator is designed to meet the needs of engineers, mathematicians, and students. With a user-friendly interface and powerful features, it simplifies complex calculations for algebra, physics, and engineering tasks. Works offline, so you’re never left without a reliable tool when you need it most.

? KEY FEATURES

• Intuitive Input & Editing – Effortlessly enter and edit expressions with support for copy, cut, paste, and selection tools.

• Save & Export Expressions – Save your expressions and export them as PNG images.

• Pinch-to-Zoom – Zoom in and out for better readability and precision.

• Copy Answers – Quickly copy calculation results to your clipboard.

• Decimal & Fraction View – Display results as either decimals or fractions.

• Undo & Redo – Instantly revert or reapply changes while editing.

• Customizable Fonts – Choose your preferred font style for a personalized experience.

? SUPPORTED FUNCTIONS

? COMPREHENSIVE NUMBER SUPPORT

• Calculations with mixed, improper fractions, and recurring decimals (periodic numbers)

• Convert periodic numbers to fractions and vice versa

• Base conversions and operations for binary, ternary, octal, decimal, hexadecimal, and base-n systems

? ALGEBRA & TRIGONOMETRY

• Trigonometric functions: sin, cos, tan, cot

• Inverse trigonometric functions: asin, acos, atan, acotan

• Secant and cosecant: sec, csc

• Hyperbolic functions: sh, ch, th, cth

• Degree, minute, and second support (° ’ ‘’)

• Calculate square roots, n-th roots, exponentiation, modulus (|a|), and signum

? MATRIX & VECTOR CALCULATIONS

• Matrix determinant, rank, inverse, addition, subtraction, multiplication, and division

• Perform vector operations to simplify linear algebra tasks

⚙️ ENGINEERING FUNCTIONS

• Operations with complex numbers: addition, subtraction, multiplication, and division

• Calculate limits and definite integrals

? STATISTICS & COMBINATORICS

• Combinations, permutations, factorials (!), and arrangement calculations

• Calculate the least common multiple (LCM) and greatest common divisor (GCD) for fractions and integers

• Sum (Σ) and product (Π) of sequence elements

? LOGARITHMIC & EXPONENTIAL FUNCTIONS

• Natural logarithm (ln), common logarithm (lg), and custom logarithm (log)

• Constants π (Pi) and e (Euler’s Number) for precise mathematical expressions

? USER-FRIENDLY INTERFACE

• Brackets for grouping expressions: ( ), [ ], { }

• Lightweight, simple, and offline — no need for an internet connection

• Ideal for school, university, and professional work

? WHY CHOOSE THIS CALCULATOR?

• Comprehensive & Versatile – Covers everything from basic calculations to advanced engineering tasks

• Simple & Lightweight – A fast, compact app that runs offline with no internet connection required

• Easy to Use – Designed for simplicity and efficiency, making it suitable for students, engineers, and mathematicians

• All-in-One Tool – No need for multiple apps — this calculator does it all

Whether you’re tackling school assignments or working on complex engineering problems, this calculator will make the process faster, easier, and more efficient.

What's New in the Latest Version 4.4.0