Calculus Gacha！
微積分をガチャで楽しく学ぼう！
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Free
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About
● Fun, Gacha-Style Learning
Tackle randomly selected questions and instantly check explanations and formulas as you go.
●AI Tutor
Stuck on a problem? Ask the built-in AI tutor for a hint, a solving strategy, just the first step, or an explanation using a simpler similar problem
— all tailored to the question you're working on.
● Learn by Topic
Integration, limits, factorization, indeterminate equations, recurrence relations, differential equations, and more.
Each topic is organized into categories so you can focus on exactly what you want to study.
● Helpful Support Features
Hints, scratch paper, a timer, and other tools make learning smoother and more efficient.
● Automatic Study Tracking
All solved questions are saved on your device, allowing you to review your progress and understanding anytime.
● Smart Question Selection
Based on your learning history, the app prioritizes topics you struggle with, helping you learn more efficiently.
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What's New in Calculus Gacha！
12.1.0
October 10, 2026
Added congruence equation problems and AI features, and created an inquiry form.
3
Subscriptions & In-App Purchases
$2.99
AI Tutor Plus(500)
¥500/month, 500 chats. Pay again each month
