Comparison

Calculus vs Xygos

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

Head to head
About

Calculus

Learn calculus comprehensively through 10 chapters and reinforce your understanding with an interactive quiz game. This app caters to both beginners and advanced learners, offering hints and challenging problems. Enjoy a clear, adaptable interface with font size adjustments and light/dark mode support.

Highlights
  • 10-chapter calculus curriculum
  • Interactive calculus quiz game
  • Beginner to advanced learning paths
  • Adjustable font size
  • Light and dark mode support
  • Covers differentiation, integration, and differential equations
Read full description

Study Calculus from A to Z in 10 chapters, all in one app! Then play the in-app Calculus Quiz game to perfect your skills. One Level builds the necessary knowledge for the next Level as you advance. - Suitable for BEGINNERS: Teach yourself Calculus from Zero to the level of a Pro using the HINTS provided. - Adequate for the PROs: Revise and consolidate your Calculus knowledge while facing off with real Pure Math challenges. - Enjoy crisp clear Math text that adjusts its Font size and adapts to both Light and Dark Mode. Featured topics: - Differentiation 1: Curve gradient, Tangents and Normals, Velocity and Acceleration - Differentiation 2: Maxima and Minima, Curve sketching, Second derivative, Small changes - Integration: Reverse differentiation, Area under a curve, Definite integrals, Solids of Revolution, Centres of gravity - Further differentiation: Chain rule, Products and Quotients, Implicit functions, Parameters, Second derivatives - Trigonometry: Radian measure, Trigonometry derivatives, Inverse trigonometry, General solutions - Further Integration 1: Function and derivative, Change of variable, Parameters, Inverse trigonometry - Exponential and Log functions: The exponential function, Deriving y = e^x, The natural logarithm, Logarithmic differentiation - Partial fractions: Linear factors, Quadratic factors, Repeated roots, Improper fractions - Further Integration 2: Integration by parts, Taking dv/dx as 1, Variable t = tan(x/2), Splitting the numerator - Differential equations: Separating variables, Integrating factor, Homogenous equations, Differential problems

About

Xygos

Learn math interactively by solving problems directly on-screen with intuitive gestures. This app offers step-by-step solutions and real-time feedback for algebra and calculus, cutting learning time in half.

Highlights
  • Gesture-based problem solving
  • Step-by-step solutions
  • Real-time feedback and hints
  • Covers Calculus 1 and Algebra
  • Adaptive learning
  • Supports various math subjects
Features
Read full description

Why Xygos? Tired of boring textbooks, endless video lectures, and frustrating homework? Xygos reinvents the way you learn math by allowing you to solve problems directly on-screen using intuitive gestures—just like writing on paper, but smarter. Instead of passively watching solutions appear, you interact with math problems in real time, step by step, reinforcing understanding faster than ever. Xygos is starting with Calculus 1 and Algebra, covering essential topics like basic algebra, exponents, logarithms, factoring, FOILing, limits, derivatives, and integrals Key Features That Make Xygos Different: - Complete Calculus 1 Mastery – Learn Limits, Derivatives, and Integrals with structured, step-by-step solutions. - Hands-On Problem Solving – Solve math equations with interactive gestures, making learning engaging and natural. - Real-Time Feedback & Hints – Stuck? Get instant guidance without having to search for explanations. - Mirrors the Paper Method – See solutions unfold step by step, just like writing on paper—but with built-in intelligence. - Cut Learning Time in Half – Designed for rapid comprehension, Xygos helps you master new concepts in record time. - Minimal Theory, Maximum Practice – Learn by doing, not by memorizing. Every problem strengthens your skills instantly. - Built for Students & Lifelong Learners – Whether you're in high school, college, or just refreshing your skills, Xygos adapts to your pace. Learn More Than Just Calculus! Xygos isn’t just for Calculus—it’s designed to support a wide range of math subjects, making it the perfect tool for students preparing for Pre-Algebra, Algebra 1 & 2, Trigonometry, Precalculus, and Advanced Mathematics. Master core high school math topics like linear equations, polynomials, factoring, quadratic functions, exponents, and logarithms, all through the same intuitive gesture-based learning system. Whether you're studying for AP Calculus, SAT Math, ACT Math, or college entrance exams, Xygos helps you build a strong foundation in both algebraic reasoning and problem-solving skills—without the frustration of traditional learning methods. Your Personal Math Coach! Xygos acts as your AI math tutor, providing step-by-step solutions, adaptive learning, and interactive problem-solving to help you understand even the hardest math problems with ease. Whether you need help with geometry proofs, differential equations, vector calculus, logarithmic functions, or SAT prep, Xygos adapts to your learning speed, ensuring you get personalized math tutoring without expensive private lessons. Designed for students, teachers, homeschooling, and self-learners, Xygos makes math accessible and engaging for all skill levels. The Ultimate Math App for Homeschooling & Independent Learners Traditional classrooms aren't for everyone—that’s why Xygos is the perfect tool for homeschool students, self-paced learners, and alternative education programs. Whether you're part of a homeschooling curriculum, online learning academy, or simply looking for an advanced math supplement, Xygos offers a structured yet flexible learning path that adapts to your needs. Learn at your own speed, revisit challenging topics as needed, and get instant step-by-step solutions without waiting for a teacher. With its interactive and intuitive problem-solving approach, Xygos is ideal for anyone seeking a self-guided math tutor without the rigid structure of traditional education. Our Philosophy: We built Xygos with one bold question in mind: "What would it take to teach an entire Calculus course in a day?" Every feature of this app is engineered for maximum efficiency—from its interactive step-by-step guidance to real-time hints that eliminate frustration, to a streamlined curriculum that makes even complex math feel effortless. Still skeptical? Try it now and see how fast you can learn Algebra and Calculus. WE DARE YOU. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calculus4 screens
Xygos4 screens

Verdict

The call

The clearest difference is review sentiment: Xygos at 88% against Calculus's 33%. Xygos also leads on rating (4.7 vs 3.5) and update cadence (weekly vs every 16 months). Calculus's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and monetization model 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. Calculus sells 13 one-off in-app purchases and Xygos sells 1 in-app purchase, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Xygos holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: Xygos has 39 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of Calculus's written reviews are positive against 88% of Xygos's.

UpkeepUpdate frequency

Calculus ships an update every 16 months, Xygos weekly. The most recent releases landed on September 27, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Calculus versus Xygos: the parameters behind the verdict, then further details
ParameterCalculusXygos
PriceFreeFree
Rating3.5 (4 ratings)4.7 (39 ratings) — better
Positive reviews33.3% of reviews88.2% of reviews — better
Number of ratings439 — better
Update frequencyEvery 16 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size40 MB101 MB
Age rating4+4+
DeveloperRichard SsenyonjoXygos LLC

Customer experience

Calculus

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews6 reviews
Positive33.3%
Neutral16.7%
Negative50.0%

Xygos

All ratings38 ratings
Positive92.1%
Neutral2.6%
Negative5.3%
Written reviews17 reviews
Positive88.2%
Neutral0.0%
Negative11.8%

In-app purchases

13 purchases

Calculus

One-time13
  • Get 1,000 Coins$0.99
  • Get 5,000 Coins$1.99
  • Get 10,000 Coins$2.99
Show 10 more
  • Unlock Calculus 1$2.99
  • Unlock Calculus 2$2.99
  • Unlock Calculus 3$2.99
  • Unlock Chapter 5$2.99
  • Unlock Calculus 8$2.99
  • Unlock Calculus 9$2.99
  • Unlock Calculus 4$2.99
  • Unlock Calculus 6$2.99
  • Unlock Calculus 7$2.99
  • Unlock Calculus 10$2.99
1 purchases

Xygos

Subscriptions1
  • Xygos Infinity$2.997 Days

Questions

Is Calculus free?
Calculus is free to download, with in-app purchases available.
Is Xygos free?
Xygos is free to download, with in-app purchases available.
Which has better reviews, Calculus or Xygos?
Xygos is rated higher. Calculus averages 3.5 out of 5 from 4 ratings, while Xygos averages 4.7 from 39 ratings.
Do Calculus or Xygos have ads?
Neither Calculus nor Xygos shows ads.
Which is updated more often, Calculus or Xygos?
Calculus ships an update every 16 months, and Xygos weekly. Most recently, Calculus was updated on September 27, 2026 and Xygos on October 24, 2026.

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