Arithlon

Arithlon is a focused training app for Abacus, mental arithmetic and structured calculation practice. Train accuracy, speed and consistency through configurable exercises across Anzan, multiplication and division, powers and roots, percentages and Abacus-based practice. Choose the difficulty, pace and training format that fit your current level. Complete focused rounds, review your results and follow your progress over time. With an Arithlon Account, your training history and progress can be saved across sessions and supported devices. Arithlon also connects individual practice with instructor-led learning through Shared Homework. Schools and training centers using Arithlon can send structured assignments directly to the learner. Each assignment contains a defined module, training configuration and workload. The learner completes it inside Arithlon, while the instructor receives the approved completion result. Key features: • Abacus and mental arithmetic practice • Configurable training difficulty and pace • Anzan addition and subtraction • Multiplication and division • Powers and roots • Percentages • Session and round results • Training history and progress • Shared Homework from connected instructors and schools • Optional Arithlon Account • Cloud synchronization for signed-in users • Result sharing in mobile-friendly formats • Romanian, English, Russian and Arabic interface support You can start training immediately as a guest. An Arithlon Account adds persistent history, progress and access to connected features such as Shared Homework. Arithlon offers an optional paid subscription. Active paid subscriptions remove advertising and enable the applicable paid features available in the app. Advertising for free users is kept outside active mathematical interaction and follows controlled training breakpoints. Train with purpose. Measure your progress. Keep improving. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/