Productivity
(41.126 ratings)

Screenshot

TechCalc is the "Swiss Army Knife" of Scientific Calculators ... 44 Calculation Options + a Scientific Reference Section + the Periodic Table of the Elements!

Perfect for all aspects of scientific and engineering calculations in school, university and throughout your career. Why not download it now and give it a try?

Modes included are:

★ Basic Mode - Algebraic and Reverse Polish Notation (RPN),
★ Scientific Mode - Algebraic and Reverse Polish Notation (RPN),
★ 64-bit Programmer Mode (Hex, Oct, Bin and Dec) - Algebraic and Reverse Polish Notation (RPN),
★ Graphing,
★ Matrices,
★ Complex Numbers (cartesian, polar, using Euler's identity),
★ Quick Formulas,
★ Quick Converter,
★ Time Calculator,
★ Equation Solver,
★ Calculus (Derivatives, Definite Integrals, Taylor Series, Indefinite Integrals & Limits)
★ Financial

+ the Periodic Table of Elements!

Features include:

★ All Trigonometric operations (radians, degrees or gradients)
★ Powers & Roots
★ Logs and Antilogs
★ Factorial, Modulus & Random Numbers functions
★ HCF, LCM, Prime factorization
★ Pol() & Rec() Functions
★ Permutations (nPr) and Combinations (nCr)
★ Statistics
★ Fractions Mode
★ A wide range of conversion categories and constants
★ 20 Memory Registers in each of the calculation modes
★ Detailed calculation history
★ Extensive Help and Reference
★ Highly customizable via the Settings

The reference section includes:

★ Physical Laws
★ Names in the Metric System
★ Mathematical Tables
★ Elementary & Linear Algebra
★ Trigonometric Identities
★ Differentiation & Integration Rules
★ Statistics Formulas
★ Vector Mathematics
★ ASCII, IEEE 754, Fractional Bits, Roman Numeral & Number Base Converters
★ pH, Interpolation, Body Mass Index (BMI), Color, Percentage, Proportion & Molecular Weight Calculators
★ Sigma & Pi Notation
★ Balancing Chemical Equations
★ Statistics (Grouped Data)
★ Numerical Sequences
★ Humidity Calculations
★ Boolean Algebra Calculator
★ Empirical Formula Calculator
★ Characteristics of an RLC Circuit
★ Feet and Inches Calculator
★ Aspect Ratio Calculator
★ Barometric Formula Calculator
★ Linear Regression Analysis (Simple Linear Regression; Multiple Linear Regression)
★ Bicycle Tire Pressure Calculator

Please email any questions that are not answered in the Help section.

This is also an ad-supported app - upgrade to an ad-free version via: https://play.google.com/store/apps/details?id=com.roamingsquirrel.android.calculator_plus
From version TechCalc Scientific Calculator 4.9.1:

ver 4.9.1:
★ fixed bugs reported by users

Multi-Screen Voice Calculator

Free multi-screen calculator with voice input for everyday use

ChampCalc Scientific Calculator

High-performance and arbitrary precision scientific calculator

CalcNote - Notepad Calculator

This calculator allows you to make calculations while taking notes

Desmos Scientific Calculator

Move beyond arithmetic with the Desmos scientific calculator!

King Calculator

Simple to use calculator, with all the functionality you need.

Calculator: Simple Calculator & Unit Converter

Simple Calculator functions & Unit Converter in smooth design and custom colors

MathsApp Scientific Calculator

Meet MathsApp, the most user-friendly and time-saving scientific calculator app.

Scientific Calculator Pro

Scientific Calculator for your mathematics. Especially for Engineering students.

Scientific Calculator

Do your calculations without getting disturbed - Powerful Android Calculator

Scientific Calculator Free

👩‍🔬Classic scientific calculator with graphs. Join a million happy users!

Scientific Calculator

Scientific Calculator with Fractions, Complex Numbers and RPN Support

Calculator

A free calculator perfect for everyday use - shake the device to change colors

Calculator

Perform basic operations and calculate the percentage of a number.

Scientific Calculator - matrix, conversion, graphs

Calculator, Graphing calculator, Converter and Matrix calculator: all in one app

Calculator ++

Free scientific calculator with sleek interface and powerful capabilities

Scientific Calculator Classic

A free, yet powerful, scientific calculator. With full complex number support.

Scientific Calculator Classic ad-free

A powerful scientific calculator. With full complex number support.

Natural Scientific Calculator

Loved by millions of users: Android's top rated and most intuitive calculator

Calculator

The best colorful calculator! Choose your style!

Scientific Calculator

A powerful scientific and graphing calculator with matrices and complex numbers.