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 lets you choose your skill level, from beginner to advanced, offering fun brain training for all ages, completely free!

Ready to boost your mental math skills? This free flash calculator app lets you track your daily progress and select difficulty levels ranging from beginner to advanced. Flash Mental Arithmetic is a proven method for improving calculation speed and overall cognitive function. Its simple interface makes it enjoyable for everyone, from children to seniors!

This app is perfect for:

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