Calculator & AP Exam Prep
StatRise helps students learn statistics and probability without ads, accounts, or internet-dependent tools.
Use it as a statistics calculator, study guide, AP Statistics review app, intro stats companion, or quick homework helper when you need to understand the work behind the answer.
LEARN STATISTICS STEP BY STEP
Work through 54 lessons across 6 core modules:
- Descriptive statistics and data visualisation
- Probability rules, conditional probability, and Bayes\u2019 theorem
- Normal, binomial, and Poisson distributions
- Sampling distributions and the Central Limit Theorem
- Confidence intervals and hypothesis testing
- Regression, correlation, residuals, and R-squared
Each lesson is built for students who want clear definitions, formulas, examples, and practical intuition.
CALCULATE WITH WORKED SOLUTIONS
StatRise includes 39 statistics and probability calculators, including:
- Mean, median, mode, range, variance, standard deviation, quartiles, IQR, skewness, and kurtosis
- Probability, complements, unions, intersections, conditional probability, and Bayes\u2019 theorem
- Permutations, combinations, and factorials
- Normal, binomial, and Poisson distribution tools
- Z-tests, t-tests, paired t-tests, chi-square tests, and ANOVA
- Confidence intervals for means and proportions
- Linear regression, correlation, R-squared, residuals, and scatter plots
Free users can use the included free calculators. StatRise Pro unlocks the full calculator library and step-by-step worked solutions.
PRACTICE FOR MASTERY
Build confidence with 600+ practice questions and detailed explanations.
- Today\u2019s 5 gives you a focused daily review set
- Mixed practice lets you choose what to study
- Timed exam mode helps with test pacing
- Mistake review keeps track of missed questions
- Spaced revision brings weak topics back at the right time
Progress is stored locally on your device so you can track accuracy, streaks, weekly goals, and topic mastery without creating an account.
SEE PROBABILITY AND STATS VISUALLY
Interactive simulations make abstract ideas easier to understand:
- Coin and dice simulator
- Distribution explorer
- Sampling distribution and CLT visualiser
- Confidence interval coverage simulator
- Regression lab
- Type I and Type II error visualiser
OFFLINE-FIRST AND PRIVATE
Core lessons, calculators, practice, and simulations run on-device. StatRise has no ads, no login system, no tracking, and no custom backend. Purchases and restore require an App Store connection.
FREE VS PRO
Free includes:
- The first 2 learning modules
- Descriptive statistics and probability calculators
- Daily practice
- Coin and dice simulation
- Formula and glossary reference
StatRise Pro unlocks:
- All 6 learning modules
- All 39 calculators
- Step-by-step worked solutions
- Unlimited practice
- Timed exams
- Mistake review and spaced revision
- All premium simulations
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