Comparison

Discrete Probability vs Diggs

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • User-friendly calculator
  • Formulas with derivations
  • Exportable formulas (image/LaTeX)
  • Optimized computation methods
  • Histograms and visual tools
  • General concepts and specific distributions
Read full 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

About

Diggs

This AI-powered calculus tutor provides step-by-step solutions to problems, explains complex concepts, and offers adaptive practice quizzes. Visualize functions with the Graph Lab and personalize your study plan with a roadmap feature. Track your progress and stay consistent with daily goals.

Highlights
  • Step-by-step problem solutions
  • Concept explanations
  • Adaptive practice quizzes
  • Visual graph plotting
  • Personalized study roadmap
  • Progress tracking
Features
Read full description

Stop guessing. Start understanding. Diggs is your AI-powered calculus tutor and study companion — built to help you learn how to solve problems, not just copy answers. Snap a photo, type a question, or explore a concept and get clear, step-by-step guidance in seconds. Whether you're taking Calculus I, II, or III, Diggs helps you build confidence, strengthen weak spots, and stay consistent over time. SOLVE — Step-by-Step Solutions Type or photograph a calculus problem and get a complete walkthrough with the reasoning behind each step. Practice derivatives, integrals, limits, series, differential equations, and multivariable calculus with explanations designed to help you understand the process. EXPLAIN — Clear Concept Breakdowns Ask Diggs to explain topics like the chain rule, integration by parts, implicit differentiation, or convergence tests. Choose your depth: Simple or Standard. PRACTICE — Adaptive Quizzes and Exam-Style Practice Build accuracy with quizzes that respond to your level. Review feedback, improve over time, and generate exam-style practice when you want a bigger challenge. GRAPH LAB — Learn Visually Enter a function and explore it in Graph Lab. Diggs plots the graph and highlights key behavior, important points, and what to notice so you can connect formulas to visual intuition. MORE WAYS TO LEARN • Vault — Save questions from homework, notes, or textbooks and turn them into practice later. • Roadmap — Upload or paste your syllabus to build a personalized study plan around your course. • Bookmarks — Save helpful solutions and explanations for quick review. • Progress Tracking — Track accuracy, topic mastery, streaks, and learning momentum. • Daily Quests — Stay consistent with small daily goals and rewards. BUILT FOR CALCULUS STUDENTS Diggs covers limits, derivatives, integrals, series, differential equations, and multivariable calculus. It’s a private tutor in your pocket: available whenever you need help and ready to explain it one more time. FREE & PRO Diggs is free to use with limits on some features. Upgrade to Diggs Pro for unlimited hearts and expanded access across core learning features. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Privacy Policy: https://nexmath-1564f.web.app/privacy Terms of Use: https://nexmath-1564f.web.app/terms

Screenshots

Discrete Probability4 screens
Diggs4 screens

Verdict

The call

The clearest difference is in-app purchases: Discrete Probability at none against Diggs's 2. Discrete Probability also leads on update cadence (every 4 days vs every 6 weeks). On price, rating, ratings volume and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Diggs sells 2 in-app purchases, starting at $4.99 per month. Discrete Probability asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Discrete Probability against 5.0 for Diggs. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

UpkeepUpdate frequency

Discrete Probability ships an update every 4 days, Diggs every 6 weeks. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

Scorecard3 real differences · 6 level
Discrete Probability versus Diggs: the parameters behind the verdict, then further details
ParameterDiscrete ProbabilityDiggs
PriceFreeFree
Rating5.0 (3 ratings)5.0 (2 ratings)
Number of ratings3 — better2
Update frequencyEvery 4 days — betterEvery 6 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.6 — better17.0
Further details — not scored
Size9 MB98 MB
Age rating4+4+
DeveloperYuri MorozovELIAS BRUNO MENDOZAMOLEROS

Customer experience

Discrete Probability

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Diggs

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Discrete Probability

No in-app purchases

2 purchases

Diggs

Subscriptions2
  • Diggs Pro Monthly$4.991 Month
  • Diggs Pro Annual$41.991 Year

Questions

Is Discrete Probability free?
Discrete Probability is free to download, with no in-app purchases.
Is Diggs free?
Diggs is free to download, with in-app purchases available.
Which has better reviews, Discrete Probability or Diggs?
Discrete Probability and Diggs are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.
Do Discrete Probability or Diggs have ads?
Neither Discrete Probability nor Diggs shows ads.
Which is updated more often, Discrete Probability or Diggs?
Discrete Probability ships an update every 4 days, and Diggs every 6 weeks. Most recently, Discrete Probability was updated on October 13, 2026 and Diggs on September 30, 2026.

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