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Calculate It All: 15 Calculator Apps for Every Math Challenge

Published On 2026-10-21
Scientific calculator plus 991

Scientific calculator plus 991

4.90
10M Installs

Calculator apps range from simple tools for everyday arithmetic to specialized options for scientific functions, graphing, geometry, and math problem-solving. Whether you need to check a quick total, study advanced topics, or visualize mathematical relationships, the right app can make calculations more convenient.

This comparison brings together 15 calculator apps with different strengths, from multipurpose calculators to graphing and subject-specific tools. The apps are ranked by their supplied ratings from highest to lowest; install counts break ties first, followed by review counts. Compare the figures and descriptions to find an option that suits your needs.

Data note: Ratings, review counts, and install figures reflect the supplied app data and may change over time or vary by region. Rankings use rating first, install count to break rating ties, and review count as the next tie-breaker. Install figures represent cumulative downloads rather than active users. App descriptions are editorial summaries; check each listing for current features and compatibility.

Quick Comparison

# App Best For Rating Reviews Installs
1 Scientific calculator plus 991 Scientific and advanced calculations 4.90 3.7K+ 10M+
2 Calculator Plus with History Everyday calculations with a history 4.80 56.6K+ 50M+
3 ClevCalc - Calculator Everyday math and extra utilities 4.70 21.0K+ 100M+
4 CalcTape Calculator with Tape Reviewing calculations line by line 4.70 1.9K+ 1M+
5 Geometryx: Geometry Calculator Geometry formulas and measurements 4.70 187+ 1M+
6 CASIO Style Multi Calculator A multi-function calculator interface 4.70 75+ 500K+
7 Graphing calculator plus 84 83 Graphing and advanced math tasks 4.60 1.8K+ 1M+
8 Division calculator Division and straightforward number work 4.50 1.4K+ 10M+
9 Desmos Graphing Calculator Exploring graphs and mathematical relationships 4.50 1.7K+ 5M+
10 POWER Calculator Power calculations and basic number tasks 4.50 6+ 500K+
11 Calculator Simple everyday arithmetic 4.40 223+ 5M+
12 GeoGebra Graphing Calculator Graphing for learning and exploration 4.30 286+ 10M+
13 Maple Calculator: Math Solver Solving and exploring math problems 4.20 463+ 5M+
14 GeoGebra 3D Calculator Three-dimensional math visualization 4.20 124+ 1M+
15 Eigenvalues Calculator Eigenvalue-related calculations 3.95 500+ 10K+

1. Scientific calculator plus 991

Scientific calculator plus 991 is a useful option for students and anyone who regularly works with more than basic arithmetic. Its scientific-calculator focus makes it suitable for calculations involving powers, roots, trigonometric functions, and other advanced operations.

With a reported 4.90 rating, it leads this selection of calculator apps. Review the app listing to confirm its current functions and whether they suit your study or everyday calculation needs.

Best for: Scientific and advanced calculations.   |   Standout: A broad set of scientific functions.

Download & View DetailsInstalls10M+Rating4.90Reviews3.7K+

2. Calculator Plus with History

Calculator Plus with History is designed for people who want a practical calculator and a way to revisit previous calculations. A calculation history can be especially useful when checking totals, retracing steps, or returning to a result without starting over.

Its reported 4.80 rating and 50M+ installs make it a strong general-purpose option. Check the listing for details about its current history features and other supported tools.

Best for: Everyday calculations with a history.   |   Standout: A running record of previous calculations.

Download & View DetailsInstalls50M+Rating4.80Reviews56.6K+

3. ClevCalc - Calculator

ClevCalc - Calculator is aimed at users who want more than a simple four-function calculator. Its multipurpose approach makes it worth considering if you prefer to keep common calculation tools together in one app.

With a reported 4.70 rating and 100M+ installs, it has the largest install figure among the apps in this comparison. Visit its listing to check the current set of tools and available features.

Best for: Everyday math and extra utilities.   |   Standout: A multipurpose calculator experience.

Download & View DetailsInstalls100M+Rating4.70Reviews21.0K+

4. CalcTape Calculator with Tape

CalcTape Calculator with Tape is a practical choice for users who like to inspect the steps behind a result. A tape-style layout can make it easier to review entries and follow a sequence of calculations, especially when working through multiple amounts.

Its reported 4.70 rating places it among the highest-rated apps in this list. Consider it if reviewing your calculation steps is more important to you than having a minimalist calculator screen.

Best for: Reviewing calculations line by line.   |   Standout: A tape-style calculation record.

Download & View DetailsInstalls1M+Rating4.70Reviews1.9K+

5. Geometryx: Geometry Calculator

Geometryx: Geometry Calculator is geared toward calculations involving geometric shapes and measurements. It may be helpful for students or users who often need to work with geometry formulas rather than only perform everyday arithmetic.

The app has a reported 4.70 rating. If geometry is your main need, check its listing to see which shapes, formulas, and measurement options are currently supported.

Best for: Geometry formulas and measurements.   |   Standout: Geometry-focused calculations.

Download & View DetailsInstalls1M+Rating4.70Reviews187+

6. CASIO Style Multi Calculator

CASIO Style Multi Calculator offers an alternative for users looking for a calculator with a familiar multi-function approach. It is worth exploring if you prefer a dedicated calculator experience for regular number work and a range of calculation needs.

Its reported 4.70 rating puts it in the same rating group as several other apps here. Consult the official app listing for current functionality, compatibility, and developer information.

Best for: A multi-function calculator interface.   |   Standout: A calculator inspired by familiar CASIO-style tools.

Download & View DetailsInstalls500K+Rating4.70Reviews75+

7. Graphing calculator plus 84 83

Graphing calculator plus 84 83 is intended for users whose calculations extend beyond basic arithmetic. A graphing-oriented calculator can be useful for exploring mathematical relationships and working through more advanced problems.

With a reported 4.60 rating, it ranks seventh in this comparison. Check the app details to understand its graphing capabilities and whether its functions match your coursework or personal projects.

Best for: Graphing and advanced math tasks.   |   Standout: A graphing-calculator-focused tool.

Download & View DetailsInstalls1M+Rating4.60Reviews1.8K+

8. Division calculator

Division calculator is a focused option for users who frequently need to divide numbers or prefer a tool built around a specific calculation task. A specialized calculator may feel more direct when you do not need a large set of scientific functions.

Its reported 4.50 rating and 10M+ installs place it among the more widely installed apps in this rating group. Check the listing for its exact functions and interface before installing.

Best for: Division and straightforward number work.   |   Standout: A focused calculator for division tasks.

Download & View DetailsInstalls10M+Rating4.50Reviews1.4K+

9. Desmos Graphing Calculator

Desmos Graphing Calculator is a useful candidate for learners who want to explore equations visually. Graphing tools can help make mathematical relationships easier to investigate than working with numerical results alone.

The app has a reported 4.50 rating. Consider it for graph-oriented study, and review the listing to confirm its current features and compatibility with your device.

Best for: Exploring graphs and mathematical relationships.   |   Standout: Graph-focused mathematical exploration.

Download & View DetailsInstalls5M+Rating4.50Reviews1.7K+

10. POWER Calculator

POWER Calculator is another option to consider for everyday calculation needs. Depending on the features available in its current version, it may suit users who want a straightforward tool for particular number operations.

Its reported 4.50 rating is based on a comparatively small review count in the supplied figures. Read the app listing carefully to confirm its supported calculations and decide whether it fits your requirements.

Best for: Power calculations and basic number tasks.   |   Standout: A dedicated calculator option.

Download & View DetailsInstalls500K+Rating4.50Reviews6+

11. Calculator

Calculator is a simple choice for users who primarily need to handle routine arithmetic. If your usual tasks involve adding, subtracting, multiplying, and dividing, a basic calculator may be all you need.

With a reported 4.40 rating, it sits in the middle of this selection. Check the listing for the current interface, available functions, and device requirements before downloading.

Best for: Simple everyday arithmetic.   |   Standout: A straightforward calculator experience.

Download & View DetailsInstalls5M+Rating4.40Reviews223+

12. GeoGebra Graphing Calculator

GeoGebra Graphing Calculator is aimed at users who want to visualize mathematical functions and explore relationships through graphs. This makes a graphing-focused app worth considering for learning, practice, and mathematical exploration.

Its reported 4.30 rating and 10M+ installs indicate a substantial install base in the supplied data. Visit the app listing to review the current graphing features and decide whether they suit your needs.

Best for: Graphing for learning and exploration.   |   Standout: Visualizing mathematical functions.

Download & View DetailsInstalls10M+Rating4.30Reviews286+

13. Maple Calculator: Math Solver

Maple Calculator: Math Solver is an option for users who want help working through mathematical problems rather than entering numbers into a basic calculator alone. A math-solver approach may be useful when studying and checking problem-solving work.

The app has a reported 4.20 rating. Check the listing for details about supported topics, solution features, and any requirements before relying on it for your particular math tasks.

Best for: Solving and exploring math problems.   |   Standout: A math-solver-focused calculator.

Download & View DetailsInstalls5M+Rating4.20Reviews463+

14. GeoGebra 3D Calculator

GeoGebra 3D Calculator is intended for users who want to explore mathematical objects in three dimensions. It may be useful when studying spatial relationships or visualizing concepts that are difficult to represent on a flat graph.

With a reported 4.20 rating, it provides a specialized alternative to standard and two-dimensional graphing calculators. Review its listing to see the current 3D tools and supported capabilities.

Best for: Three-dimensional math visualization.   |   Standout: A 3D-focused calculator experience.

Download & View DetailsInstalls1M+Rating4.20Reviews124+

15. Eigenvalues Calculator

Eigenvalues Calculator is a niche option for users working with eigenvalues and related linear algebra problems. Its specialized focus may be relevant to particular coursework or technical calculations, rather than everyday arithmetic.

Its reported 3.95 rating is the lowest among the apps compared here, and the supplied install figure is relatively small. Check the listing closely to confirm its functions and whether it supports the matrices or calculations you need.

Best for: Eigenvalue-related calculations.   |   Standout: A specialized tool for linear algebra.

Download & View DetailsInstalls10K+Rating3.95Reviews500+

Final Thoughts

These calculator apps serve different needs, from straightforward arithmetic to scientific calculations, graphing, geometry, and specialized math tasks. Based on the supplied ratings, Scientific calculator plus 991 leads the selection, followed by Calculator Plus with History and ClevCalc - Calculator.

For everyday use, a multipurpose calculator or one with calculation history may be the most convenient choice. Students and advanced users may prefer a scientific, graphing, geometry, or math-solver app. Compare the functions, ratings, and device compatibility in each listing before choosing the calculator that fits your workflow.