Probability Distribution vs Binomial Distribution Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Probability Distribution
This app allows users to calculate probabilities and visualize various continuous and discrete probability distributions. It supports a wide range of common distributions and plans to add more in the future.
- Calculate probabilities
- Visualize distributions
- Normal (Gaussian) distribution
- Binomial distribution
- Poisson distribution
- Exponential distribution
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Calculate probabilities and visualize probability distributions. Supported continuous probability distributions: - Normal (Gaussian) - t (Student's t) - Chi-Squared - F - Exponential - Gamma - Beta - Log-normal Supported discrete probability distributions: - Binomial - Poisson - Pascal - Geometric - Hypergeometric and more are coming.
Binomial Distribution Calc
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Finish your homework instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter your values and calculate cumulative probabilities P(X ≤ k) and P(X > k), as well as expected value E(X), variance Var(X), and standard deviation σ – with histogram and distribution function. GET STARTED Enter your values in the correct fields and get started. You receive the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We don’t need it. Only anonymized data is collected, for example: - which features are used - how many solutions are generated This helps us improve. No conclusions can be drawn about you. COST Everything is free to use. 24/7 access to your solutions. All solution steps are always fully available. If you need many solutions in a short time, various purchase options are available. EXTRAS - curated learning videos - feedback for incorrect inputs - manage your own solutions - app introduction CONTACT Questions and feedback via Discord or directly in the app review.
Screenshots
Verdict
Probability Distribution and Binomial Distribution Calc are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Probability Distribution sells 1 one-off in-app purchase and Binomial Distribution Calc sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Probability Distribution ships an update every 2 weeks, Binomial Distribution Calc every 3 weeks. The most recent releases landed on September 9, 2026 and August 15, 2026 respectively.
| Parameter | Probability Distribution | Binomial Distribution Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (15 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 180 MB |
| Age rating | 4+ | 4+ |
| Developer | Madiyar Aitbayev | Glindemann, Sennoun, Langer GbR |
In-app purchases
Probability Distribution
- Unlock All Distributions$2.99
Binomial Distribution Calc
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +2 Convenience Tokens / 6h, max. +4$0.99
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- +150 User Tokens$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Lifetime Access$1.99
- Remove Ads$1.99
Questions
Is Probability Distribution free?
Is Binomial Distribution Calc free?
Do Probability Distribution or Binomial Distribution Calc have ads?
Which is updated more often, Probability Distribution or Binomial Distribution Calc?
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