EducationScientific calculator plus 991

Scientific calculator plus 991 Mod APK v6.6.3.674 [Premium]

Scientific calculator plus 991
App Name Scientific calculator plus 991
Latest Version v.
Last Updated
Publisher Tools for student
Requirements Android 4.4 and up Android 4.4 and up
Category Education Education
Size 23.98M
Mods Premium
Google Playstore

5 Rating (319) Votes

5 Rating (319 Votes )
Price: $ 0

Scientific Calculator Plus 991 is a versatile calculator application designed specifically for students, engineers, and anyone in need of advanced mathematical functions. This powerful calculator app offers a range of features that make it the go-to tool for university and school-level calculations. With its comprehensive functions and user-friendly interface, Scientific Calculator Plus 991 has become an indispensable companion for individuals who require accurate and efficient mathematical computations.

Introduction Scientific Calculator Plus 991

Scientific Calculator Plus 991 is a feature-packed application available on Google Play Store. It combines the functionality of multiple calculators into one convenient app, making it a comprehensive solution for various mathematical needs. Whether you’re a student struggling with complex equations or an engineer dealing with intricate calculations, this calculator app is designed to simplify your work and enhance your productivity.

Features of Scientific Calculator Plus 991

Scientific Calculator Plus 991 offers a wide range of features that cater to different types of calculations. Let’s explore some of the key functionalities that set this calculator app apart:

Basic Calculator 300 plus and 115 plus

The app includes both basic and advanced calculators, allowing users to perform a variety of mathematical operations. From simple calculations like addition, subtraction, multiplication, and division to more advanced functions such as percentages, powers, roots, trigonometric calculations, and logarithms, Scientific Calculator Plus 991 covers it all. Moreover, it supports fraction calculations, converting fractions to decimals, solving fraction problems, and much more.

Advanced calculator 115 Plus

For those who require more advanced mathematical capabilities, the advanced calculator within Scientific Calculator Plus 991 is the ideal choice. This multi-functional calculator combines hyper calculator features with a simple scientific calculator. It offers a broad range of functionalities, including linear algebra, calculus, complex numbers, displaying results in rectangular and polar coordinates, matrix operations, and vector calculations.

Scientific calculator 991 plus

Scientific Calculator Plus 991 Plus is equipped with a smart equation solver, which proves to be a valuable tool for solving quadratic, cubic equations, and systems of equations. It can solve any polynomial equation effortlessly. Additionally, the scientific calculator contains various scientific calculations such as derivatives, integrals, square root calculations, factorial calculations, pi calculations, and equation solving.

Scientific calculator 991

This version of the calculator supports calculations involving an infinite number of digits, prime factors, random numbers, combinations, permutations, GCD (Greatest Common Divisor), and LCM (Least Common Multiple). Acting as a real engineering simulator, this scientific calculator incorporates features from popular models like 500 ES, 500 MS, 300 ES Plus, and 991 ES Plus. The calculator keyboard layout matches that of 300 ES Plus, 991 EX, and ES Plus.

Graphing calculator 84 plus

Scientific Calculator Plus 991 also includes a graphing calculator capable of plotting function graphs, polar graphs, parametric graphs, and implicit functions. With features such as tangent drawing, tracing, derivative calculations, finding roots, and locating minima and maxima, it effectively emulates the functionality of graphing calculators like 83 and T1 84, 84 Plus.

Integral calculator 991 plus

For those engaged in calculus-related calculations, Integral Calculator 991 Plus provides a powerful tool to handle integration, differentiation, and other related operations. Its comprehensive capabilities make it an indispensable resource for anyone dealing with complex mathematical concepts.

Computer algebra system (CAS)

Scientific Calculator Plus 991 includes a built-in computer algebra system, allowing users to perform symbolic calculations. This feature adds another layer of convenience, particularly for those involved in advanced mathematical research or studies.

Additional features

In addition to its extensive mathematical capabilities, Scientific Calculator Plus 991 offers a range of extra features to enhance the overall user experience. Users can access math formulas, physics formulas, unit conversions, different themes and font options, and even programming capabilities.

Who will benefit from Scientific Calculator Plus 991?

Scientific Calculator Plus 991 caters to a wide audience, including but not limited to students, engineers, teachers, researchers, and anyone in need of a reliable and efficient calculator application. This app serves as an invaluable tool for individuals studying mathematics, physics, engineering, or any field that requires complex mathematical calculations. It provides convenience, accuracy, and functionality all in one package, making it an indispensable asset for both academic and professional use.

Pros and Cons of Scientific Calculator Plus 991

Like any other tool, Scientific Calculator Plus 991 has its own set of strengths and weaknesses. Here are some key pros and cons to consider:


  • Versatile: With various calculators integrated into one app, users have access to a comprehensive suite of mathematical functions.
  • User-friendly interface: The app’s intuitive design ensures ease of use, allowing users to navigate through different features effortlessly.
  • Extensive functionality: From basic arithmetic operations to advanced calculus and graphing capabilities, this calculator app covers a vast array of mathematical needs.
  • Smart equation solver: The equation solver feature is a valuable tool for solving quadratic, cubic equations, and systems of equations, providing accurate solutions with minimal effort.
  • CAS integration: The computer algebra system adds a powerful dimension to the calculator, enabling symbolic calculations and enhancing versatility.
  • Additional features: The app offers useful extras, including math and physics formulas, unit conversions, customizable themes and fonts, and programming capabilities.


  • Learning curve: Due to the extensive range of features, new users may require some time to familiarize themselves with the app’s functionalities.
  • Limited platform availability: Currently, Scientific Calculator Plus 991 is only available on Google Play Store for Android devices.


Scientific Calculator Plus 991 is an exceptional tool that provides an all-in-one solution for various mathematical needs. Its extensive range of features, user-friendly interface, and accurate calculations make it the ultimate choice for students, engineers, and anyone requiring advanced mathematical capabilities. Whether you’re solving complex equations, performing calculus operations, or graphing functions, Scientific Calculator Plus 991 proves to be a reliable and efficient companion.

Scientific calculator plus 991 Mod APK [Premium] Download

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