Easily calculate the probability of events by inputting potential choices and recording outcomes. Save scenarios to track progress over time and understand the odds of specific results.





184+ iOS apps & games curated and reviewed
The best probability calc apps and games on iPhone average 4.4★ across 184+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (4) | No | No | May 2026 | |
| 2 | Free | 4.7★ (1.7M) | Yes | Yes | Jul 2026 | |
| 3 | Free | 4.5★ (7.5K) | No | Yes | Jul 2026 | |
| 4 | Free was $2.99 | 4.5★ (15) | No | No | Jul 2026 | |
| 5 | Free | 4.9★ (190) | No | No | Jul 2026 | |
| 6 | Free | — | No | Yes | Jun 2026 | |
| 7 | Free | 4.5★ (60) | Yes | Yes | May 2026 | |
| 8 | Free | 4.0★ (4) | No | Yes | May 2026 |





Easily calculate the probability of events by inputting potential choices and recording outcomes. Save scenarios to track progress over time and understand the odds of specific results.






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.






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.


This app allows users to calculate probabilities and visualize various continuous and discrete probability distributions. It supports a wide range of common distributions and plans to add more in the future.


Calculate probabilities, find percentiles, and visualize probability density or mass functions for a wide range of continuous and discrete statistical distributions. Explore common distributions like normal, binomial, Poisson, and many more.




This app calculates standard deviation, variance, and other statistical measures for a given set of values. It simplifies complex statistical formulas with a user-friendly interface and accurate results.


Master basic probability with interactive quizzes designed to improve your academic performance and decision-making skills. The app offers a gradual learning curve, starting with simple problems and progressing to more complex challenges, all without advertisements.


This app emulates the HP 15C scientific calculator, offering advanced functions like complex numbers, matrix operations, numerical integration, and root finding. It provides the same capabilities as the original hardware with enhanced performance for your mobile device.


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.


This app offers a comprehensive graphing and scientific calculator with advanced statistical functions. It includes a unique test-mode lockdown feature, allowing phone use during exams by temporarily disabling other apps. All features are free with no ads or upgrade requirements.


This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.




This app offers a versatile calculator experience with basic, scientific, and advanced modes. It features real-time results, unit conversions, custom functions, and a shareable history. Optimized for various Apple devices, it's designed for ease of use by students, professionals, and scientists.


Estimate your poker winning chances and compare probabilities with opponents. Supports popular poker games and offers instant estimations from pre-flop to river. Features voice input and hand history for enhanced gameplay.


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.




Access a sample of over 700 essential math formulas, figures, tips, and examples across various subjects. This educational tool is ideal for students, teachers, and professionals needing quick math references.


This app accurately emulates the classic HP 11C RPN scientific programmable calculator. It replicates the original's Reverse Polish Notation entry system and supports a wide range of mathematical functions, including advanced statistical and trigonometric operations.


This app simulates battles and calculates odds for the board game Axis & Allies. It allows users to estimate outcomes, play through dice rolls digitally, and supports various editions and unit types.