Comparison

Stellar Math vs Diggs

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

Head to head
About

Stellar Math

Master math with an AI tutor that adapts to your learning style and pace. Get instant, step-by-step solutions to problems by snapping a photo and engage with a 24/7 AI chat for clear explanations. Track your progress and build confidence from basic arithmetic to advanced calculus.

Highlights
  • AI-powered step-by-step solutions
  • Photo problem solver
  • Interactive AI tutor chat
  • Personalized study plans
  • Progress tracking and analytics
  • Comprehensive math topic coverage
Features
Read full description

Stellar Math is the homework AI that teaches first—so you understand the method, not just copy the answer. HINTS BEFORE ANSWERS Snap a problem or ask Stellar. Get a gentle hint, check your work, then unlock the full step-by-step solution when you're ready. ASK STELLAR Chat with a patient AI math tutor anytime. Clear explanations at your grade level—from middle school algebra through high school calculus. LEARNING PATH Grade-aware practice that stays on topic. Build mastery with guided problems that stick. PRACTICE WHAT YOU JUST LEARNED After every solve, try similar problems so the method sticks. Build confidence night by night. DAILY CHALLENGE & STREAKS One focused challenge each day plus streaks and mastery badges keep you consistent—even when homework is chaotic. SHARE PROGRESS WITH PARENTS Send a simple weekly summary of topics practiced and where you're improving. Parents see learning, not just answers. MATH COVERAGE • Arithmetic & fractions • Algebra & equations • Geometry & trigonometry • Statistics & probability • Precalculus & calculus FREE TO START Daily challenge, guided AI help (daily limits), photo solver with teach-first flow, and progress tracking. STELLAR MATH PRO Unlimited guided tutoring & photo help, personalized study plans, and voice tutor for hands-free walkthroughs. 7-day free trial. Perfect for middle and high school students—and parents who want homework help that builds real understanding. Privacy Policy: https://stellarmath.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://stellarmath.app/support

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

Stellar Math4 screens
Diggs4 screens

Verdict

The call

The clearest difference is update cadence: Diggs at every 6 weeks against Stellar Math's every 8 months. 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. Stellar Math sells 2 in-app purchases, starting at $9.99 per month and Diggs sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Stellar Math against 5.0 for Diggs. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Stellar Math ships an update every 8 months, Diggs every 6 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Stellar Math versus Diggs: the parameters behind the verdict, then further details
ParameterStellar MathDiggs
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings12 — better
Update frequencyEvery 8 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size113 MB98 MB
Age rating4+4+
DeveloperMatthew LeonardELIAS BRUNO MENDOZAMOLEROS

Customer experience

Stellar Math

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Diggs

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

In-app purchases

2 purchases

Stellar Math

Subscriptions2
  • Stellar Math Pro7 Days trial$9.991 Month
  • Stellar Math Pro Yearly7 Days trial$69.991 Year
2 purchases

Diggs

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

Questions

Is Stellar Math free?
Stellar Math is free to download, with in-app purchases available.
Is Diggs free?
Diggs is free to download, with in-app purchases available.
Which has better reviews, Stellar Math or Diggs?
Stellar Math and Diggs are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do Stellar Math or Diggs have ads?
Neither Stellar Math nor Diggs shows ads.
Which is updated more often, Stellar Math or Diggs?
Stellar Math ships an update every 8 months, and Diggs every 6 weeks. Most recently, Stellar Math was updated on November 5, 2026 and Diggs on October 31, 2026.

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