Master probability and statistics with instant, step-by-step solutions for various calculations and distributions. Includes a random experiment simulator and a comprehensive reference guide.






246+ iOS apps curated and reviewed
Out of 246+ probability calculator plus apps on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $2.99 | 3.7★ (3) | No | No | Aug 2026 | |
| 2 | Free | 4.7★ (1.7M) | Yes | Yes | Aug 2026 | |
| 3 | Free | — | No | Yes | May 2026 | |
| 4 | Free | 4.3★ (1.3K) | No | No | Aug 2026 | |
| 5 | Free | 4.7★ (61K) | No | No | Aug 2026 | |
| 6 | Free | 3.7★ (3) | No | Yes | May 2026 | |
| 7 | $2.99 | 4.1★ (309) | No | No | Aug 2026 | |
| 8 | $5.99 | 4.7★ (6.3K) | No | Yes | Aug 2026 |






Master probability and statistics with instant, step-by-step solutions for various calculations and distributions. Includes a random experiment simulator and a comprehensive reference guide.






This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.






Enhance your decision-making skills by learning to assess probabilities with this app. It offers formulas for problem-solving, note-taking capabilities, and interactive tools like dice and coin tosses for practical learning.


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.


This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.


This utility app uses AI to solve probability and statistics problems. Snap a photo of your math question to receive a step-by-step solution. It's designed for students and professionals needing quick, clear answers and offers an archive to manage past tasks.


Perform advanced statistical analysis, including regression and probability distributions, with ease. Visualize data through plots and tables, and save or import datasets from spreadsheets. Offers a wide range of calculations beyond core statistics.


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.


This application provides a straightforward tool for performing calculations based on Bayes' Theorem. It is designed for users who need to apply this statistical concept in their work or studies. The app offers a simple interface for inputting probabilities and obtaining results.


This app provides a comprehensive graphing and scientific calculator experience on your mobile device. It allows you to graph multiple functions, solve equations, perform statistical analysis, and work with matrices, all with a familiar interface. Ideal for students and anyone needing advanced calculation capabilities on the go.


This sports betting calculator simplifies payout calculations for single bets and parlays up to 15 legs. It supports multiple odds formats and offers a hedge calculator for balancing wagers. An optional premium mode removes ads and expands parlay capabilities.


This app provides a comprehensive tool for learning and calculating discrete probability distributions. It includes formulas with derivations, visual tools like histograms, and descriptions of optimized computation methods. It covers general concepts and several specific distributions.




Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.


A straightforward calculator app designed for ease of use with large, legible digits. It offers a simple interface for quick calculations on mobile devices.


This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.


This app calculates and plots normal and Gaussian distribution functions, including cumulative density functions for probabilities. It also functions as a scientific calculator with support for common mathematical and trigonometric functions, and allows direct text input of expressions.


This utility app offers a straightforward calculation experience with a vast selection of over 80 customizable themes. Personalize your calculator's appearance to suit your style while performing everyday math tasks.


This app helps players of the board game Risk by calculating winning probabilities and simulating dice rolls. It offers free basic features and a premium upgrade for advanced customization and controls.

