Just-a-Dice is an ultra-low-cost electronic dice project using an MCU that costs around 10 cents. Designed with simplicity and affordability in mind, it offers configurable dice-roll logic in minimalistic embedded code. Ideal for tabletop gaming, educational projects, or DIY electronics enthusiasts, it demonstrates how to achieve practical functionality on an extremely tight budget. The design is hardware-efficient, user-friendly, and perfect for exploring minimalist microcontroller applications.