Best Calculator ∞ alternatives: apps like Calculator ∞

10+ similar apps compared and reviewed

4.4 avg rating
6 free apps
Updated October 2026

Calculator ∞ is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Calculator ∞

PocketCAS: Graphing Calculator#1

PocketCAS: Graphing Calculator by Timing Software GmbH

Graphs, derivatives, 3D plots
Editor's Choice
📚 Education
4.6😊(204 ratings)
FreeIn-App Purchases
PocketCAS: Graphing Calculator screenshot 1
PocketCAS: Graphing Calculator screenshot 2
PocketCAS: Graphing Calculator screenshot 3
PocketCAS: Graphing Calculator screenshot 4
PocketCAS: Graphing Calculator screenshot 5
PocketCAS: Graphing Calculator screenshot 6

This advanced math application assists with a wide range of mathematical problems, from basic arithmetic to calculus, algebra, and statistics. It functions as a graphing calculator replacement, aids in homework, and supports complex calculations for academic and professional use.

What We Love

  • 👍 Intuitive and user-friendly interface
  • 📊 Excellent graphing capabilities with 3D visualization
  • 💰 Free version available with substantial features
  • 🧮 Powerful mathematical computation engine
  • 📱 Convenient mobile alternative to expensive calculators
  • ✏️ Paper-like workspace for calculations
  • ⚡ Fast and responsive performance
  • 🎓 Great for students and educational use
  • 🔧 Comprehensive function library including trigonometry
  • 🎨 Attractive and well-designed UI

Room to Improve

  • 🐛 Recent updates cause crashes on older documents
  • 💸 Expensive compared to free alternatives
  • 🔒 Limited free version functionality
  • 🎮 Clunky interface in some areas
  • ❌ Cannot plot certain advanced functions
  • 🌍 Pro version unavailable in some regions
  • 📖 Poor documentation and user manual
  • 🔄 Compatibility issues with iOS updates
  • 🎯 Steep learning curve for complex features
SymCalc - Symbolic Calculator#2

SymCalc - Symbolic Calculator by Voxeloid Kft.

Scientific & graphing tool
Strong Contender
📚 Education
4.5😐(169 ratings)
FreeIn-App Purchases
SymCalc - Symbolic Calculator screenshot 1
SymCalc - Symbolic Calculator screenshot 2
SymCalc - Symbolic Calculator screenshot 3
SymCalc - Symbolic Calculator screenshot 4
SymCalc - Symbolic Calculator screenshot 5
SymCalc - Symbolic Calculator screenshot 6

This app serves as a powerful math toolbox for students, teachers, and engineers. It handles everything from basic arithmetic to advanced university-level math with an exceptional algebra engine. Enjoy the benefits of a scientific calculator combined with a modern mobile interface, offering exact arithmetic and comprehensive tools for algebra, calculus, and linear algebra.

What We Love

  • 👍 Powerful CAS
  • 👍 Simple and intuitive
  • 👍 Keeps operation history
  • 👍 Handles symbolic calculations
  • 👍 Convenient to use
  • 👍 Works with all numbers
  • 👍 Approximates numbers
  • 👍 Excellent curve tracer
  • 👍 Great for high school/prep
  • 👍 Identical interface to previous version
  • 👍 Solves most equations

Room to Improve

  • 💰 Rip-off/Scam
  • 💰 Paid for app, now needs repurchase
  • 💰 Lite version lacks features
  • 💰 Subscription model questioned
  • 💰 No new features with subscription
  • 💰 Basic math only
  • 💰 Slow and buggy
  • 💰 Not updated
  • 💰 Incompatible with iOS 12
  • 💰 Screen size issues on iPhone X
  • 💰 Can't test advanced calculations
  • 💰 Dropped support for older iOS versions
  • 💰 Custom functions disappear
  • 💰 Tedious custom function management
4.6😐(406 ratings)
$29.99
TI-Nspire™ CAS screenshot 1
TI-Nspire™ CAS screenshot 2
TI-Nspire™ CAS screenshot 3
TI-Nspire™ CAS screenshot 4
TI-Nspire™ CAS screenshot 5
TI-Nspire™ CAS screenshot 6

This powerful math app offers a comprehensive Computer Algebra System (CAS) for graphing, data analysis, and equation solving. Visualize mathematical concepts by overlaying graphs on images and interactively exploring how equations change in real-time. Access hundreds of free learning activities for various math levels.

What We Love

  • 🚀 Powerful CAS functionality
  • 👍 Intuitive interface
  • 💡 Ability to use on iPad instead of physical calculator
  • 👍 Seamless integration with TI-Nspire ecosystem
  • 🚀 Excellent graphing capabilities
  • 👍 Convenient for classroom use with projection

Room to Improve

  • 🐛 Frequent crashes and stability issues
  • 👎 Unintuitive navigation and menus
  • 👎 Lack of support for newer iPad models and features
  • 👎 Expensive for an app
  • 👎 Difficult to use for those unfamiliar with TI-Nspire

More apps like Calculator ∞

4
xFormula - Equation Editor
xFormula - Equation Editor
xFormula - Equation Editor
Visual Editing, LaTeX, Word
Free

Create and edit mathematical equations with a visual interface. Export your work as images, LaTeX, MathML, or UnicodeMath for use in documents and presentations. Features include image recognition, formula libraries, and custom keyboards.

Visual equation editingExport to image, LaTeX, MathML, UnicodeMathImage recognition for formulas
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5
GraphNCalc83
GraphNCalc83
GraphNCalc83
Graphing calculator
$12.99

This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.

Touch-based graphing and editingNatural textbook notation inputAdvanced math and statistical functions
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6
Mathematics with PocketCAS Pro
Mathematics with PocketCAS Pro
Mathematics with PocketCAS Pro
Graphing calculator with steps
$29.99

This advanced math application offers comprehensive tools for graphing, calculus, algebra, and statistics. It functions as a powerful graphing calculator, assists with homework, and handles complex calculations for academic and professional use. Features include 2D/3D plotting, symbolic computation, and equation solving.

2D and 3D plottingCalculus functions (limits, derivatives, integrals)Linear algebra operations
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7
CASIO ClassPad
CASIO ClassPad
CASIO ClassPad
by CASIO COMPUTER CO., LTD.
Free

Perform complex calculations, graph functions, and utilize a computer algebra system for mathematical exploration. This app offers a suite of tools for math and science learning, including dynamic visualizations and advanced functions. It's designed to enhance mathematical understanding for students and educators.

Complex calculationsGraphing functionsComputer Algebra System (CAS)
📚 Education
(11)
subscription
8
Calculate84 Plus
Calculate84 Plus
Calculate84 Plus
Intended for use with TI-84
Free

This app provides advanced scientific and graphing calculator functionality. It allows users to plot multiple functions, perform complex mathematical operations, analyze data with statistics, and manage matrices. An optional subscription unlocks even more features.

Natural textbook equation inputPlot multiple functions with touch controlsAdvanced math, number, and probability functions
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9
iCircuit
iCircuit
iCircuit
Real-time circuit simulator
$12.99

Design and simulate analog and digital electronic circuits in real-time. This app offers a comprehensive component library, built-in test equipment, and the ability to create custom elements. It's ideal for learning, prototyping, and validating designs without physical components.

Real-time circuit simulationExtensive component library (300+)Built-in test equipment (multimeter, oscilloscope)
📚 Education
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10
Matrix Solver Step by Step
Matrix Solver Step by Step
Matrix Solver Step by Step
Linear Algebra Visual Guide
Free

This app serves as a visual guide and calculator for linear algebra concepts. It performs various matrix calculations, explains algorithmic steps, and provides interactive geometric references and tutorials. It's designed to be understandable for users with minimal prior knowledge.

Matrix calculations and decompositionsStep-by-step algorithm explanationsInteractive geometric references
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