Best RPN Big Float Calculator alternatives: apps like RPN Big Float Calculator

10+ similar apps compared and reviewed

4.5 avg rating
10 free apps
Updated October 2026

Looking for something like RPN Big Float Calculator? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to RPN Big Float Calculator

R47 RPN Calculator#1

R47 RPN Calculator by MARCEL DAN

HP Program Editor & Tutorials
Editor's Choice
📚 Education
5.0(23 ratings)
FreeIn-App Purchases
R47 RPN Calculator screenshot 1
R47 RPN Calculator screenshot 2
R47 RPN Calculator screenshot 3
R47 RPN Calculator screenshot 4
R47 RPN Calculator screenshot 5
R47 RPN Calculator screenshot 6

This scientific calculator uses Reverse Polish Notation (RPN) to help you break down complex problems. It offers a full 47-series instruction set with advanced functions and a program editor. The free version includes extensive tutorials and documentation.

Taculator 84 Graphing Calc#2
4.5😐(7.6K ratings)
FreeIn-App Purchases
Taculator 84 Graphing Calc screenshot 1
Taculator 84 Graphing Calc screenshot 2
Taculator 84 Graphing Calc screenshot 3
Taculator 84 Graphing Calc screenshot 4
Taculator 84 Graphing Calc screenshot 5
Taculator 84 Graphing Calc screenshot 6

This advanced calculator app offers comprehensive tools for high school and college students, covering everything from pre-algebra to calculus and statistics. It features high-resolution graphing, matrix operations, and detailed statistical analysis, all accessible through an intuitive interface.

What We Love

  • 🚀 Excellent implementation and familiar layout
  • 💡 Customizable buttons and color scheme
  • 👍 Helpful and life-saving calculator
  • 🚀 Best on-the-go calculator

Room to Improve

  • 🐛 Crashes when trying to graph or use certain functions
  • 🔒 Requires subscription to access full functionality
  • 🐛 Inaccurate calculations and wrong results
  • 🐛 Inconsistent performance and unreliable
Graphing Calculator 84: Calc84#3

Graphing Calculator 84: Calc84 by Tran Duy

Scientific, for use with TI-84
Worth Considering
📚 Education
4.6😊(5.1K ratings)
FreeAdsIn-App Purchases
Graphing Calculator 84: Calc84 screenshot 1
Graphing Calculator 84: Calc84 screenshot 2
Graphing Calculator 84: Calc84 screenshot 3
Graphing Calculator 84: Calc84 screenshot 4
Graphing Calculator 84: Calc84 screenshot 5
Graphing Calculator 84: Calc84 screenshot 6

This app offers a comprehensive graphing and scientific calculator experience, mimicking the functionality of a Ti-84. It includes advanced features for graphing, symbolic calculations, equation solving, and extensive statistical analysis. Users can upgrade for full access to all capabilities.

What We Love

  • 👍 Great calculator app
  • 🚀 Powerful features
  • 💰 Good value for money
  • 📱 Convenient mobile version of TI-84
  • 🎓 Helpful for math/stats courses

Room to Improve

  • 🐛 Occasional crashes or bugs
  • 🔍 Lack of instructions/documentation
  • 💸 Premium features require additional purchase
  • 🔊 Interferes with music playback
  • 📱 Small button sizes on mobile

More apps like RPN Big Float Calculator

4
NumWorks Graphing Calculator
NumWorks Graphing Calculator
NumWorks Graphing Calculator
by NumWorks
Free

This app provides a free, intuitive graphing calculator experience on your iPhone or iPad. It's designed to make learning math easier with features for solving equations, graphing functions, and computing statistics. The app is frequently updated with new features and is programmable in Python.

Graphing calculatorSolve equations and linear systemsGraph functions
📚 Education
(96)
free
5
Symbolab Graphing Calculator
Symbolab Graphing Calculator
Symbolab Graphing Calculator
by Symbolab
Free

This interactive calculator allows users to graph various mathematical functions, conics, and inequalities without charge. It provides instant insights into function properties like extreme points, intercepts, and asymptotes. For deeper analysis, it links to a solver that offers step-by-step evaluations, available via in-app purchase.

Graph multiple functionsShow function propertiesIdentify extreme points
📚 Education
(214)
free with in-app purchases
6
Graphing Calculator X84
Graphing Calculator X84
Graphing Calculator X84
Designed for use with Ti-84
Free

This app offers a free, powerful alternative to hardware graphing calculators. It supports basic to complex math, including graphing, statistics, and matrix operations, with a built-in user manual for assistance.

Graphing of functionsStatistics and regression analysisMatrix operations
📚 Education
(50K)
free with in-app purchases
7
Scientific Calculator Plus 991
Scientific Calculator Plus 991
Scientific Calculator Plus 991
NCalc & CalcES Calculator 115
Free

This app is a powerful scientific calculator with graphing capabilities, a formula library, and a unit converter. It offers natural display input, advanced math functions for algebra, calculus, and statistics, and supports various number bases and formats.

Natural display inputGraphing moduleFormula library
📚 Education
(13K)
free with in-app purchases
8
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos
Free

This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.

Basic arithmetic operationsTrigonometric functionsStatistical calculations
📚 Education
(335)
free
9
Scientific Calculator fx-991
Scientific Calculator fx-991
Scientific Calculator fx-991
Step-by-step Math Solver
Free

This app provides a powerful scientific calculator with step-by-step solutions for equations, advanced functions, and graphing capabilities. It includes a formula library and unit converter, inspired by a popular Casio model, to aid in learning and problem-solving for math and science subjects.

Step-by-step equation solverAdvanced scientific functionsGraphing mode
📚 Education
(415)
free with in-app purchases
10
GeoGebra Calculator Suite
GeoGebra Calculator Suite
GeoGebra Calculator Suite
Graph, construct, create
Free

Explore mathematical concepts with a powerful suite of tools. Graph functions, solve equations, and construct geometric figures in 2D and 3D. Utilize augmented reality to visualize math in the real world and share your creations.

Graph functions, equations, curves, and surfaces in 2D and 3DSolve equations and perform calculus operationsConstruct and analyze geometric figures
📚 Education
(61)
free