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Compute probabilities, percentiles, and plot various probability distributions.
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Probability Distributions is a focused educational tool for computing probabilities, percentiles, and plotting a wide range of distributions. It supports PMF plots for discrete distributions (binomial, geometric, Poisson, hypergeometric, and negative binomial) and PDF plots for common continuous distributions (normal, t, chi-square, F, and more). With 500,000+ total downloads and 3.3K in the last 30 days, the app shows solid, steady interest and a strong user rating of 4.83 from 1,852 reviews.
Pros & Cons
- Specialized focus on a broad set of probability distributions (discrete and continuous)
- Plots for PMF and PDF enable quick visual analysis
- Calculations for probabilities and percentiles support probabilistic decisions
- Recent updates improve viewing (landscape mode) and keep the app aligned with the latest Android SDK
- Not a general-purpose calculator; its strength is probability-focused rather than broad statistical tools
- No top-list ranking yet; competitive landscape includes broader math/statistics apps
- Some prior probability knowledge is recommended to maximize usefulness
About Probability Distributions
Probability Distributions was an education app developed by Matthew Bognar. It was removed from Google Play Sep 15, 2026 and is no longer available for download.
Download Statistics
Probability Distributions had been downloaded 710 thousand times before it became unavailable.
User Ratings
Probability Distributions was rated 4.83 out of 5 stars, based on 1.9 thousand ratings.
App Information
Probability Distributions was free to download. The APK download size was 12.94 MB. The last available version was 5.9.1. The last update was on September 14, 2026.
Technical Requirements
Probability Distributions required Android 9.0+ or higher. The app had a content rating of Everyone. The app had been available on Google Play since December 2012.
More data about Probability Distributions
| Price | Free to download |
| Total downloads | 710 thousand |
| Rating | 4.83 based on 1.9 thousand ratings |
| Version | 5.9.1 |
| APK size | 12.9 MB |
| Number of libraries | 16 |
| Designed for Android | 9.0+ |
| Suitable for | Everyone |
| Ads | NO ads |
App Performance Report
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Google Play Rating history and histogram
Downloads over time
Probability Distributions has been downloaded 710 thousand times.
Changelog of Probability Distributions
Developer information for Matthew Bognar
Comments on Probability Distributions for Android
Technologies used by Probability Distributions
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