DeepVoid vs MyMandarin

Explore the universe with DeepVoid, a clear and immersive guide to space science. Track the International Space Station in real time with its current position, altitude, and velocity. Follow upcoming rocket launches with countdowns, mission details, launch providers, and locations. Explore near-Earth asteroids through a focused catalog with estimated size, closest approach distance, and risk classification. Then go deeper with beautifully presented science stories about black holes, gravity, the speed of light, gravitational waves, and the expanding universe. DeepVoid brings live space data and timeless cosmic questions together in one calm, visual experience. Discover something new every time you look up.

Master Mandarin Chinese Your Way with MyMandarin — your daily companion for building real fluency through active practice, not passive memorization. LEARN MANDARIN YOUR WAY Personalized daily sessions adapt to your level, goals, and focus. Mix vocabulary, reading, writing, and speaking in a balanced flow that fits how you actually want to learn — whether that's a structured HSK path, freestyle exploration, or anything in between. COLLECT, GROW, AND REMEMBER WORDS Save words from anywhere — translations, stories, the dictionary, or your own typing. Our adaptive spaced repetition system schedules each word at the optimal moment so you actually remember what you learn. Watch every word progress from new to mastered, and browse your full collection any time. SPEAK MANDARIN WITH AN AI COACH Practice producing Mandarin with translation drills, Q&A conversations, and free-form responses. Speak naturally with built-in voice recognition and get instant AI-powered feedback on grammar, accuracy, and naturalness. READ REAL MANDARIN STORIES Engaging stories graded by HSK level, with tap-to-define lookups and pinyin on demand. Save unfamiliar words to your collection in one tap, and listen to native-quality audio for any sentence. MASTER THE ART OF WRITING Learn character strokes with interactive, real-time feedback on stroke order and accuracy. Track your mastery character by character. TRANSLATE ANY CHINESE INSTANTLY Smart translation, full dictionary search, and voice input in one place. Look up thousands of words and characters with definitions, pinyin, examples, and HSK levels — and save anything useful straight to your collection. DAILY PRACTICE Build a habit with personalized daily sessions, streak tracking, and XP. A balanced mix of new words, reviews, reading, writing, and speaking keeps your practice engaging. STRUCTURED LEARNING PATHS Follow HSK-aligned learning paths that guide you through themed lessons in a proven sequence: recognition, recall, reading, writing, speaking, and assessment. FEATURES AT A GLANCE - Adaptive spaced repetition - Graded reading with word lookup - Stroke-by-stroke writing practice - Voice input with speech recognition - AI-scored speaking exercises - Daily practice with streaks and XP - HSK 1–6 vocabulary coverage - Native-quality text-to-speech - Themed lessons with phased learning - Personal collections and group sharing Free to start. Upgrade for higher daily limits on speaking, translations, and word saves, unlimited collections, the full Pro story library, and faster access to new lessons. SUBSCRIPTION DETAILS MyMandarin Pro: $19.99/month or $149.99/year. MyMandarin Max: $29.99/month or $199.99/year. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID account settings. Terms of Use: https://mymandarin.org/terms Privacy Policy: https://mymandarin.org/privacy