---
title: "Discrete Probability - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Everything you need to learn and compute discrete distributions — formulas, derivations, and visual tools, all in one app.  In Discrete Probability app, everything is in one place:  • User-friendly ca"
---

# Discrete Probability — United States
> Calculator, Proofs, Graphs

![Discrete Probability App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/2a/fe/d3/2afed35b-a211-aeed-2278-e435643729cf/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [Eteri Byazrova](https://apptail.io/developer/eteri-byazrova-sbhD)
**Category:** Education
**Rating:** 5.0/5 (4 ratings)
**Price:** Free
**Bundle ID:** com.graphmath.BinomialToNormal
**Store:** Apple App Store
**Country:** United States
**Version:** 3.3 (released 2026-01-19)
**Original Release:** 2025-10-30
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6752967885)
**AppTail Page:** [https://apptail.io/app/discrete-probability-aJix/united-states](https://apptail.io/app/discrete-probability-aJix/united-states)

## Discrete Probability Description
Everything you need to learn and compute discrete distributions — formulas, derivations, and visual tools, all in one app.

In Discrete Probability app, everything is in one place:

• User-friendly calculator
• Formulas with rigorous yet easy-to-follow derivations — exportable as images or LaTeX
• Descriptions of optimized computation methods when they differ from the standard formulas
• Histograms and other essential visual tools

Covered in the first version:
• General concepts with definitions and derivations / proofs
• Binomial distribution
• Geometric distribution
• Negative Binomial distribution
• Hypergeometric distribution
• Poisson distribution

We welcome your feedback — write to graphmath@aol.com

## Discrete Probability Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/67/48/78/67487823-10ff-3c78-2ac1-7df566f8eff5/iPhone_15_Pro_Max_-_e1_Home__U00284_U0029.png/1290x2796.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ec/73/1c/ec731ccc-5a01-8e23-0d97-5e1d4dbc3a0d/iPhone_15_Pro_Max_-_e2_GeneralTutorial.png/1290x2796.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/4d/7b/6d/4d7b6d02-cc6b-ed77-eb0d-858be35783f2/iPhone_15_Pro_Max_-_e4_BinomialCalc__U00282_U0029.png/1290x2796.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bf/f2/b8/bff2b86b-8e14-5edf-4933-bbebd6996eb7/iPhone_15_Pro_Max_-_e5_BinomialHistogram__U00281_U0029.png/1290x2796.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ab/ae/6e/abae6e0c-1689-8763-cce7-087bfd8de24f/iPhone_15_Pro_Max_-_e3_PascalMore.png/1290x2796.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/06/e2/c4/06e2c414-e114-cec4-dc6a-573aa48aa8c3/iPhone_15_Pro_Max_-_e6_BinResults__U00281_U0029.png/1290x2796.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e2/5a/62/e25a62ef-011e-956e-92af-d0144d427e6d/iPhone_15_Pro_Max_-_e7_BinTutorial.png/1290x2796.png)
- [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/be/4f/cf/be4fcfa3-802c-6821-ba34-facf09fb14d5/iPhone_15_Pro_Max_-_e8_GeoTutorial__U00281_U0029.png/1290x2796.png)
- [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/5f/83/6d/5f836d9f-ed11-18e2-6634-a34fa67ead82/iPhone_15_Pro_Max_-_e9_HyperGeoTutorial.png/1290x2796.png)

## Discrete Probability Rating Breakdown in United States
- 5 stars: 4 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)





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## Discrete Probability Available In
- [United States](https://apptail.io/app/discrete-probability-aJix/united-states)
- [Australia](https://apptail.io/app/discrete-probability-aJix/australia)
- [Azerbaijan](https://apptail.io/app/discrete-probability-aJix/azerbaijan)
- [Belgium](https://apptail.io/app/discrete-probability-aJix/belgium)
- [Canada](https://apptail.io/app/discrete-probability-aJix/canada)
- [Switzerland](https://apptail.io/app/discrete-probability-aJix/switzerland)
- [Chile](https://apptail.io/app/discrete-probability-aJix/chile)
- [China](https://apptail.io/app/discrete-probability-aJix/china)
- [Germany](https://apptail.io/app/discrete-probability-aJix/germany)
- [Dominican Republic](https://apptail.io/app/discrete-probability-aJix/dominican-republic)
- [Ecuador](https://apptail.io/app/discrete-probability-aJix/ecuador)
- [Egypt](https://apptail.io/app/discrete-probability-aJix/egypt)
- [United Kingdom](https://apptail.io/app/discrete-probability-aJix/united-kingdom)
- [Hong Kong SAR China](https://apptail.io/app/discrete-probability-aJix/hong-kong)
- [India](https://apptail.io/app/discrete-probability-aJix/india)
- [Kuwait](https://apptail.io/app/discrete-probability-aJix/kuwait)
- [Mexico](https://apptail.io/app/discrete-probability-aJix/mexico)
- [New Zealand](https://apptail.io/app/discrete-probability-aJix/new-zealand)
- [Peru](https://apptail.io/app/discrete-probability-aJix/peru)
- [Philippines](https://apptail.io/app/discrete-probability-aJix/philippines)
- [Poland](https://apptail.io/app/discrete-probability-aJix/poland)
- [Singapore](https://apptail.io/app/discrete-probability-aJix/singapore)
- [Türkiye](https://apptail.io/app/discrete-probability-aJix/turkey)
- [Austria](https://apptail.io/app/discrete-probability-aJix/austria)
- [South Africa](https://apptail.io/app/discrete-probability-aJix/south-africa)

---

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