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Best apps like Scientific Calculator Plus 991

126+ similar apps compared and reviewed

4.6 avg rating
9 free apps
Updated August 2026
Scientific Calculator Plus 991
📚 Education
📊 Productivity

Scientific Calculator Plus 991 is great, but it's not the only option. Explore 126+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Scientific Calculator Plus 991

Ncalc - Graphing Calculator 84#1

Ncalc - Graphing Calculator 84 by Tran Duy

Intended for use with Ti-84
Editor's Choice
📚 Education
4.6😊(4.9K ratings)
FreeAdsIn-App Purchases
Ncalc - Graphing Calculator 84 screenshot 1
Ncalc - Graphing Calculator 84 screenshot 2
Ncalc - Graphing Calculator 84 screenshot 3
Ncalc - Graphing Calculator 84 screenshot 4
Ncalc - Graphing Calculator 84 screenshot 5
Ncalc - Graphing Calculator 84 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

Room to Improve

  • 🐛 Occasional crashes or bugs
  • 🔍 Lack of instructions/documentation
  • 💸 Premium features require additional purchase
Symbolab - AI Math Solver App#2

Symbolab - AI Math Solver App by Symbolab

Calculator & Photo Solver
Strong Contender
📚 Education
4.6😊(26K ratings)
FreeIn-App Purchases
Symbolab - AI Math Solver App screenshot 1
Symbolab - AI Math Solver App screenshot 2
Symbolab - AI Math Solver App screenshot 3
Symbolab - AI Math Solver App screenshot 4
Symbolab - AI Math Solver App screenshot 5
Symbolab - AI Math Solver App screenshot 6

Solve any math problem by typing it in or taking a photo. Get step-by-step solutions for subjects from pre-algebra to calculus. This AI-powered tool offers personalized learning and insights for over 300 million users.

What We Love

  • 🚀 Fast and efficient
  • 👍 Easy to use
  • 💡 Helpful step-by-step solutions
  • 🚀 Accurate calculations

Room to Improve

  • 💰 Subscription required for full functionality
  • 🐛 Camera feature issues
  • 🐛 Inconsistent performance after updates
Taculator 84 Graphing Calc#3

Taculator 84 Graphing Calc by Di Venisco UG (haftungsbeschrankt)

Graphing Calculator for TI-84
Worth Considering
📚 Education
4.5😐(7.5K 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

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Scan any math problem to receive instant, step-by-step explanations and accurate solutions. This app breaks down complex problems into manageable steps, helping users understand the 'how' and 'why' of math. It supports a wide range of math topics, from basic arithmetic to advanced calculus.

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Solve math problems instantly by taking a photo or typing your question. Get step-by-step solutions for algebra, graphing, calculus, and more. Understand complex math concepts with unlimited access to answers.

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This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

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Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.

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Instantly solve and learn any math problem by taking a photo. Get step-by-step solutions and clear explanations for algebra, calculus, and more. This AI-powered tutor helps students of all levels understand math concepts better and faster.

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