フラッシュ暗算！脳トレ！毎日フラッシュ計算で脳活記録

Sharpen your mind with Flash Mental Arithmetic! Track your progress daily with our calendar feature! This flash calculator app offers levels from beginner to advanced, making it fun brain training for all ages, from kids to seniors. It's completely free!

Ready to boost your brainpower with instant mental math? This free flash calculator app lets you choose your skill level, from beginner to expert. Flash Mental Arithmetic trains your ability to calculate instantly, providing effective brain training! Simple to use and enjoyable for everyone, from children to senior citizens.

This app is perfect for:

• Seniors seeking easy-to-use flash mental calculation tools.
• Individuals aiming to boost cognitive function.
• Those wanting to maintain their calculation skills.
• People looking for a fun way to pass the time.
• Users seeking a completely free app for flash mental arithmetic and flash calculation.
• Anyone wanting to improve their mental arithmetic skills.
• People who want to practice flash mental arithmetic starting with single-digit problems.
• Those who want to tackle challenging 3-digit advanced problems.
• Math game enthusiasts.

Download now and start training your mental arithmetic skills!

What's New in Version 1.1.3 (Last updated September 12, 2024): Minor bug fixes implemented.

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