Lulubyunta Calc Lab

Contains ads
10+
Downloads
Content rating
Everyone
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About this app

Dr. Lulubyunta’s Calculation Lab is a fun and interactive brain-training app designed to boost your mental math skills.

From simple addition and subtraction to flash mental arithmetic and multiplication, the app features a wide range of calculation modes. Choose from three difficulty levels (Beginner, Intermediate, Advanced) and challenge yourself at your own pace.

Each correct answer earns Player Points (PP), which you can use to unlock and collect adorable animal character images. The more you play, the better your speed and accuracy become—without even realizing it!

Key Features:

Multiple game modes: Mental math, flash calculations, written-style addition, and more

Difficulty settings (Beginner / Intermediate / Advanced)

Combo bonuses and time-based bonuses

Fun and rewarding collection system

Available in both English and Japanese

Simple and intuitive one-question-at-a-time gameplay

Portrait layout optimized for smartphones

Train your brain while collecting cute characters!
Perfect for learning during short breaks or daily routines.
Updated on
Jul 19, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

Train your calculation skills with Dr. Lulubyunta in a fun and interactive way!
・Multiple modes: mental math, step-by-step addition, flash calculations, and more
・Earn points by playing and collect adorable animal characters!
・Choose your difficulty level and level up at your own pace
・Supports both English and Japanese

App support

About the developer
上岡純
uejunlabo01@gmail.com
Japan
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