Drowning Math vs Linguva

Solve fast or sink. Drowning Math turns mental arithmetic into a survival race: every right answer lifts you up, every mistake drags you under. How long can you stay afloat? THE DAILY CHALLENGE One board, the whole world. Everyone gets the same puzzles today — climb the daily leaderboard before it resets at midnight, and come back tomorrow for a fresh one. FIVE WAYS TO TRAIN • Classic — survive as long as you can; difficulty ramps as you climb • Chain — each answer becomes the start of the next problem • 60 Seconds — no lives, pure speed: score as much as you can before the clock runs out • Sudden Death — one life, no second chances • Training — no lives, no timers; practice at your own pace A REAL BRAIN WORKOUT Addition, subtraction and multiplication with smart distractor answers, so guessing never works. Sessions take under a minute — perfect for a coffee break or the bus. GLOBAL LEADERBOARDS One leaderboard per mode, plus a fresh Daily board every day. Beat your best, then beat the world. BUILT FOR SPEED No sign-up, no subscription, no lessons. Tap play and you're in — and an optional daily reminder keeps your streak alive. Who it's for: • Adults who want a quick daily mental math workout • Students prepping for exams or numerical job tests • Anyone who wants their brain sharper than their calculator Dive in — the water is rising. Today's board is waiting.

Master Languages with AI-Powered Quizzes and Speaking Practice Improve your language skills with an AI-powered learning system built around CEFR levels (A1–C2), covering vocabulary, translation, listening, writing, pronunciation, and speaking. Word & Translation Quizzes (50+ Languages) Practice vocabulary and translation across 50+ supported languages, including English, Spanish, French, German, Turkish, Chinese, Japanese, Arabic, Russian, Korean, Portuguese, Italian, Hindi, and many more. Quizzes are available in multiple formats: • Word • Word Reverse • Phrase • Phrase Reverse • Sentence • Sentence Reverse • Definition • Definition Reverse • Fill-in quizzes Each quiz can be practiced across CEFR levels A1, A2, B1, B2, C1, C2, plus Mix and Adaptive modes. A spaced repetition system also works in the background to reinforce vocabulary. Listening Practice Listening quiz types include: • Word Subtitle • Phrase Subtitle • Sentence Subtitle • Word Translation • Phrase Translation • Sentence Translation Audio files are generated using AI Writing Practice Writing quiz types include: • Phrase Translation • Sentence Translation • Dialog Pronunciation Training Practice pronunciation using AI speech recognition. • Record your voice • Convert speech to text • Compare it with the correct sentence • Receive a pronunciation score out of 100 You can listen to the reference audio and retry the same phrase. Only the first attempt affects your statistics. Speaking Practice Improve your speaking ability with AI-assessed responses. Available modes: • Basic • Opinion • Extended • Mix • Adaptive AI transcribes and evaluates your spoken answers, giving you a score out of 100. A reference answer is also available to listen to. Exercise Mode • Word • Phrase • Phrase Reverse • Sentence • Sentence Reverse Available for all CEFR levels and Mix / Adaptive modes. Smart Learning System • Adaptive mode dynamically adjusts difficulty based on your performance. • Mix mode randomly selects quiz types and levels. • Words are categorized according to CEFR vocabulary levels. AI features include: • Text-to-Speech • Speech-to-Text • AI Speaking Evaluation • Translation • Word mapping algorithms AI may occasionally produce inaccuracies, so please verify important information. Progress & Statistics Track your improvement with detailed monthly statistics by: • Skill • Language • Quiz type • CEFR level You can also monitor how close you are to reaching your daily quiz goal. Placement Test A short placement test during onboarding helps personalize your learning experience. Free Trial & Subscription You can explore the app interface and see example questions for free. Start a free trial or subscribe to unlock all Pro features. Pro Features • Unlock All Features • Translation Quiz & AI Explanations • AI Listening Quiz • Writing Quiz • AI Pronunciation Scoring • AI Speaking Evaluation Trials and subscriptions can be cancelled anytime. To avoid being charged, cancellation at least 24 hours before the renewal date is recommended. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/