Calculator N+ - Math Solver

4.6
12.9K reviews
Content rating
Rated for 3+
500K+
Downloads
Content rating
Rated for 3+
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About this app

The Calculator provides a comprehensive set of tools for algebra, calculus, trigonometry, statistics, and more. Designed for students, engineers, educators, and math enthusiasts, it offers a powerful CAS programming engine (Symja) and an intuitive interface for everyday calculations and advanced problem-solving.

ALGEBRA

1. Computer science functions
2. Solve equations
3. Solve systems of equations
4. Graph functions
5. Cartesian geometry
6. Unit conversions
7. Simplify algebraic expressions
8. Polynomial factorization
9. Binomial expansion (Newton's formula)
10. Matrix calculations

CALCULUS

1. Derivatives
2. Antiderivatives
3. Definite integrals
4. Limits of sequences and functions

TRIGONOMETRY

1. Trigonometric expansion: sin(2x) → 2sin(x)cos(x)
2. Trigonometric reduction: 2sin(x)cos(x) → sin(2x)
3. Convert trigonometric and hyperbolic functions to exponential form

STATISTICS & COMBINATORICS

1. Combinations
2. Permutations

ADDITIONAL FEATURES

1. Prime factorization
2. Modulo calculations
3. Catalan numbers
4. Fibonacci numbers

The calculator supports two computation modes:

- Decimal mode: e.g., 0.12312312323
- Fraction mode: precise symbolic results, e.g., 9^99999

This combination of CAS programming and extensive math functions makes the app a reliable tool for learning, teaching, and technical work.
Updated on
Jul 13, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity and App info and performance
This app may collect these data types
App activity and App info and performance
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.6
12.4K reviews
Gary Bickford
July 7, 2024
I have not used all of the programmable functionality, but I'm happy to see it's available. [Edit] It took me _way_ too long to figure out the blue and red additional functions, etc. can be reached by simply pressing the button longer. This is not a criticism, but a confession. I was unable to find any documentation about how to use the phone screen interface, but it never dawned on me that it worked like every other phone app. 😜
5 people found this review helpful
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A Google user
March 17, 2020
Edit: New version is much worse, not a fan of the new UI, the equals button doesn't work the same, and history is broken. It's been 4 months and this hasn't been fixed... Time to move on :/ I was just looking for a simple calculator with a clean ui and a cursor so I could edit mistakes without deleting everything. This calculator does everything I wanted and so much more! It's an absolutely fantastic app. Way better than every other calculator, even the paid ones.
34 people found this review helpful
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A Google user
December 6, 2019
New Edit: I'm finding many promised features non functional and Iam most disappointed with programming interface that is not delivering to even match the help provided... Old comment that I rushed to put strongly believing the promise....: Very good calculator and ...programabe! For some reason l can't find the decimal point when I want to enter a non integer number like...5.32... I am running it in an old android Samsung tablet and probably is a very isolated case. Again, l love this app!
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