Best Probability Calculator Plus Apps

246+ iOS apps curated and reviewed

4.2 avg rating
16 free apps
Updated August 2026

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.

Compare top Probability Calculator Plus Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Probability Calculator PlusProbability Calculator Plus$2.993.7★ (3)NoNoAug 2026
2Calculator₊Calculator₊Free4.7★ (1.7M)YesYesAug 2026
3Probability: Easy & PracticalProbability: Easy & PracticalFreeNoYesMay 2026
4Desmos Graphing CalculatorDesmos Graphing CalculatorFree4.3★ (1.3K)NoNoAug 2026
5Calculator for iPad!Calculator for iPad!Free4.7★ (61K)NoNoAug 2026
6Probability Solver - AI HelperProbability Solver - AI HelperFree3.7★ (3)NoYesMay 2026
7Statistics Calculator++Statistics Calculator++$2.994.1★ (309)NoNoAug 2026
8Calculator ∞Calculator ∞$5.994.7★ (6.3K)NoYesAug 2026

Top Picks for Probability Calculator Plus

Calculator₊#2

Calculator₊ by Impala Studios

Basic, Scientific, Plus Calc
Strong Contender
🔧 Utilities
4.7😞(1.7M ratings)
FreeAdsIn-App Purchases
#97in Utilities
Calculator₊ screenshot 1
Calculator₊ screenshot 2
Calculator₊ screenshot 3
Calculator₊ screenshot 4
Calculator₊ screenshot 5
Calculator₊ screenshot 6

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.

What We Love

  • 💻 Useful calculator features
  • 🎨 Customizable backgrounds and themes
  • 📚 Helpful history tracking

Room to Improve

  • 📺 Intrusive full-screen ads
  • 💰 Expensive subscription model
  • 🔍 Ads blocking calculator functionality
Probability: Easy & Practical#3

Probability: Easy & Practical by Man Hung Sun

Simple but Powerful
Worth Considering
🔧 Utilities
0.0(0 ratings)
FreeIn-App Purchases
Probability: Easy & Practical screenshot 1
Probability: Easy & Practical screenshot 2
Probability: Easy & Practical screenshot 3
Probability: Easy & Practical screenshot 4
Probability: Easy & Practical screenshot 5
Probability: Easy & Practical screenshot 6

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.

More Probability Calculator Plus apps to explore

4
Desmos Graphing Calculator
Desmos Graphing Calculator
Desmos Graphing Calculator
by Desmos
Free

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.

Graph any equation (polar, cartesian, parametric)Interactive sliders for function transformationsInput and plot data with tables
📚 Education
(1.3K)
free
5
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

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.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)
🔧 Utilities
(61K)
free
6
Probability Solver - AI Helper
Probability Solver - AI Helper
Probability Solver - AI Helper
Math Statistics Algebra Answer
Free

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.

AI-powered problem solvingPhoto-to-solution functionalityStep-by-step explanations
🔧 Utilities
(3)
subscription
7
Statistics Calculator++
Statistics Calculator++
Statistics Calculator++
Confidence Intervals & Test
$2.99

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.

Data entry and analysis tableBox and whisker plots and histogramsLinear, logarithmic, exponential, power, quadratic regressions
🔧 Utilities
(309)
free
8
Calculator ∞
Calculator ∞
Calculator ∞
The Best Scientific Calculator
$5.99

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.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition
📚 Education
(6.3K)
free with in-app purchases
9
Bayes' calculator
Bayes' calculator
Bayes' calculator
Calculate Bayes Theorem
Free

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.

Bayes' Theorem calculationsProbability inputResult display
📊 Productivity
(5)
free
10
Graphing Calculator Pro⁸⁴
Graphing Calculator Pro⁸⁴
Graphing Calculator Pro⁸⁴
Scientific Graphing Calculator
$12.99

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.

Graph multiple functions with different colorsSolve equations and find integralsPerform advanced scientific calculations
📚 Education
(1.6K)
paid
11
Bet Stuff ▶▶ Odds Calculator
Bet Stuff ▶▶ Odds Calculator
Bet Stuff ▶▶ Odds Calculator
▸ Sports Parlay & Bets Payouts
Free

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.

Calculate payouts for single bets and parlaysSupports American, Decimal, and Fractional oddsDisplays Implied Probability
⚽ Sports
(118)
free with in-app purchases
12
Discrete Probability
Discrete Probability
Discrete Probability
Calculator, Proofs, Graphs
Free

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.

User-friendly calculatorFormulas with derivationsExportable formulas (image/LaTeX)
📚 Education
(3)
free
13
Probability(Math Drills)
Probability(Math Drills)
Probability(Math Drills)
Education
Free
📚 Education
(0)
14
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

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.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases
15
Calculator-+
Calculator-+
Calculator-+
by ABCiSoft
Free

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

Large, clear numbersSimple interfaceEasy calculations
🔧 Utilities
(5)
ad-supported
16
Calculator·
Calculator·
Calculator·
Big Basic Calculator
Free

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.

Basic arithmetic operationsPercentage calculationsMultiple color schemes
🔧 Utilities
(34K)
free with in-app purchases
17
Scientific Calculator With Normal/Gaussian Distribution
Scientific Calculator With Normal/Gaussian Distribution
Scientific Calculator With Normal/Gaussian Distribution
by MODULAR Software & Services GmbH
Free

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.

Normal/Gaussian distribution plottingCumulative density function calculationZ and X value calculations
📚 Education
(3)
free
18
Calculator
Calculator
Calculator
by The App Tower Inc.
Free

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.

Basic calculationsOver 80 themesTheme customization
🔧 Utilities
(146K)
free with in-app purchases
19
Risk Dice Roller + Probability
Risk Dice Roller + Probability
Risk Dice Roller + Probability
Save Time + Find Winning %!
Free

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.

Winning probability calculatorSelect number of diceSeparate attacker/defender roll buttons
🎬 Entertainment
(9)
free with in-app purchases
20
Dice Probability Calc
Dice Probability Calc
Dice Probability Calc
by 昌忠 吴
Free
🔧 Utilities
(0)

FAQ about Probability Calculator Plus

What are the best probability calculator plus apps for iPhone?
Probability Calculator Plus tops our probability calculator plus apps ranking as of August 2026, with a 3.7-star average from 3 App Store ratings, and it's priced at $2.99.
Yes — 16 of the top probability calculator plus apps we rank are free to download, including Calculator₊ and Probability: Easy & Practical.
Probability Calculator Plus has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 246+ probability calculator plus apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Probability Calculator Plus helps users master probability and statistics by providing instant answers with full step-by-step solutions. It's designed for students, teachers, and data enthusiasts to understand mathematical concepts better.
Yes, every calculation in Probability Calculator Plus shows the full working, including the formula, substitution, and result. This feature is ideal for checking homework or learning how probability works.