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 free flash calculator app lets you choose your skill level, from beginner to advanced, making it fun brain training for everyone, kids to seniors!

Ready to boost your brainpower with instant mental calculations? This completely free app offers a flash calculator with adjustable difficulty levels. Flash Mental Arithmetic trains your ability to calculate instantly, providing effective brain training! Simple to use and enjoyable for all ages, from children to seniors!

This app is perfect for:

• Seniors seeking easy-to-use flash mental calculation tools
• Individuals looking to enhance cognitive function
• Those who wish to maintain their calculation skills
• People seeking a fun way to pass the time
• Users wanting a free flash mental arithmetic and flash calculation app
• Anyone wanting to improve their mental arithmetic skills
• People wanting to practice flash mental arithmetic starting with single-digit numbers
• 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.