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 the built-in calendar! This flash calculator app offers levels ranging from beginner to advanced, making it enjoyable for all ages, from children to seniors. Best of all, it's completely free!

Ready to boost your brainpower with instant mental calculations? This free flash calculator app lets you choose your skill level, from beginner to expert. Flash Mental Arithmetic trains your ability to calculate quickly and effectively, improving cognitive function. Its simple interface makes it accessible and fun for everyone, regardless of age!

This app is perfect for:

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

Download now and start improving your mental arithmetic skills!

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