Easy Probability vs Discrete Probability
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Easy Probability
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.
- Gradual learning curve
- Interactive quizzes
- Voice-over narration
- Voice input for answers
- Dark theme support
- Portrait and landscape modes
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Learning basic probability is quick & easy, and will pay off for the rest of your life. You'll get better grades in school, do better at job interviews, and make better decisions. We'll start with the easiest quizzes imaginable, and work our way to challenging problems one tiny step at a time. Your friends & family will be impressed you can do this! * No advertisements * No sign-up screens * Supports dark theme * Supports portrait & landscape mode * Optional narrator voice-over * Option to answer with your voice * Calculations are verified with simulations When using audio mode with earphones or speakers, the app reacts to taps anywhere on the screen, so you can practice without looking at the screen.
Discrete Probability
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 calculator
- Formulas with derivations
- Exportable formulas (image/LaTeX)
- Optimized computation methods
- Histograms and visual tools
- General concepts and specific distributions
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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
Screenshots
Verdict
The clearest difference is rating: Discrete Probability at 5.0 against Easy Probability's 4.2. Discrete Probability also leads on in-app purchases (none vs 1) and update cadence (every 4 days vs every 2 weeks). Easy Probability's advantage is iOS requirement (8.0 vs 16.6). On price, ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Easy Probability sells 1 one-off in-app purchase. Discrete Probability asks for nothing beyond the download.
Discrete Probability holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 3 respectively.
Easy Probability ships an update every 2 weeks, Discrete Probability every 4 days. The most recent releases landed on September 20, 2026 and July 17, 2026 respectively.
| Parameter | Easy Probability | Discrete Probability |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | 3 |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 8.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 39 MB | 9 MB |
| Age rating | +4 | 4+ |
| Developer | Jelle Van den Eynde | Yuri Morozov |
Customer experience
Easy Probability
Discrete Probability
In-app purchases
Easy Probability
- Module 2 quizzes$0.99
Discrete Probability
No in-app purchases
Questions
Is Easy Probability free?
Is Discrete Probability free?
Which has better reviews, Easy Probability or Discrete Probability?
Do Easy Probability or Discrete Probability have ads?
Which is updated more often, Easy Probability or Discrete Probability?
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