iformula vs Xygos
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iformula
This app is a comprehensive math learning platform for students and professionals. It offers a vast library of over 1000 math equations and topics, along with features like search, note-taking, and bookmarking. It aims to eliminate the need for physical math textbooks.
- 1000+ math equations and topics
- Full-featured search functionality
- Note-taking system
- Bookmarking for favorite equations
- Dual language support (English & German)
- Dark mode support
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iformula (free version) is much more than a simple math equation library app like other apps, it is a math productive learning platform and has become a standard for higher math education at schools and universities ! iformula was specially developed for academic students, engineers, high school students, math course students and for math home schooling and distance learning, as well as a refresher for scientist with higher mathematics skills and all people, who are interested in math. Failing an exam or can't go on with your calculations, because not knowing an equation, belong to the past ! iformula (free version) app includes the following functions: ► Math equation topics, more than 1000 of math equations included: * Areas, Planes * Binomials * Complex Numbers * Constants * Derive * Differential Equation * Fractions * Geometric Constructions * Graphic Functions * Greek Alphabet * Logarithm * Much more math topics & functions are available in formula pro app version - ► App functions: * Full featured equation and math topics search functionality (search for thousands of math topics) * Notes system for important equation notes * Bookmarking system for your favorite equations ! * Full app dual language support: English & German * Search for all topics and categories * Dark mode support ! All math formulas and functions are included in the app no need to download anything ! There is no need of carrying around heavy paper mathematics library books anymore - iformula is your right choice ! This app does not include any annoying advertisement !! That powerful validation, and our reputation for safety, durability, reliability, and ease of use, has also driven our consumer dedication further than ever anticipated. Moving forward, our commitment to "Perfection" remains steadfast: We will never compromise quality. We will continue to invest tremendous resources in the technology and talent necessary to improve our products wherever possible; and we will always strive to deliver maximum customer satisfaction! Exclusion of liability ! Exclusion of warranty and guarantee !
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.
- Gesture-based problem solving
- Step-by-step solutions
- Real-time feedback and hints
- Covers Calculus 1 and Algebra
- Adaptive learning
- Supports various math subjects
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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/
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Verdict
The clearest difference is rating: Xygos at 4.7 against iformula's 4.0. Xygos also leads on update cadence (weekly vs every 2 months) and review sentiment (88% vs 65%). iformula's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement 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. Xygos sells 1 in-app purchase, starting at $2.99 per 7 days. iformula asks for nothing beyond the download.
Xygos holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Xygos has 39 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 65% of iformula's written reviews are positive against 88% of Xygos's.
iformula ships an update every 2 months, Xygos weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | iformula | Xygos |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 4.7 (39 ratings) — better |
| Positive reviews | 65.0% of reviews | 88.2% of reviews — better |
| Number of ratings | 1 | 39 — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 59 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Tobias Werner | Xygos LLC |
Customer experience
iformula
Xygos
In-app purchases
iformula
No in-app purchases
Xygos
- Xygos Infinity$2.997 Days









