VoiceCard vs BrainBoost

VoiceCard is a video game playing game. Please tap microphone button and select voice card number by voice. You can tap and play at places where you can not speak inside the train. It corresponds to Japanese, English, Spanish, French, Chinese. You can play with numerals from various countries. You can use the picture of the camera roll and the artwork of the music for the picture of the card. You can choose from 10, 20 or 30 cards. You can see cards that you have already turned with the hint button.

■ Train Your Brain with 9 Exercises BrainBoost is a serious brain training app featuring 9 different exercises across calculation, memory, attention, and pattern recognition. Each session takes just seconds — perfect for train commutes, coffee breaks, or any spare moment. ■ 9 Training Games [Calculation] • Calc 20 — Solve 20 arithmetic problems • Flash Calc — Sum up numbers shown in rapid sequence • Operator — Find the missing operator: "4 ? 9 = 13" • Calc Relay — Chain operations in your head: "3 → +5 → ×2 → -4 = ?" [Memory] • Number Memory — Recall digit sequences in order • Sequence — Memorize and tap the panels in order [Attention & Reflex] • Number Search — Find the max or min in a grid of digits • Color & Word — Stroop task: tell color from meaning • Pattern — Spot the rule: "2, 4, ?, 8, 10" ■ Survival Mode — Push Your Limits A relentless mode where 9 game types appear at random. One mistake ends the run. How many can you answer in a row? Difficulty scales with your streak, so the challenge never gets stale. Every run pushes you a little further. ■ Features • Calendar tracking — Visualize your daily streak • 12 Emblems — Unlock achievements as you progress • Best score records — Track your personal best for each game • Stats overview — Total plays, accuracy rates at a glance • Multilingual — Japanese, English, Korean • Dark theme — Easy on the eyes, even at night ■ Perfect For • Commuters who want to make the most of train time • Anyone training their brain a little each day • Those wanting to sharpen calculation and memory • Players who prefer focused exercises over flashy games • Anyone seeking serious cognitive training ■ Designed for Daily Use We curated 9 exercises with one goal: make brain training a daily habit you actually keep. Five minutes a day is enough to feel real progress. [About Ads] BrainBoost is free to use, supported by banner and rewarded video ads. Watch a rewarded video to hide ads temporarily. [Support] Questions or feedback? Get in touch via our support page. https://app-seed.com/app-support/