CircuitMess ByteBoi is a DIY kit that lets you build your own retro-style, 8-bit game console. You'll assemble all the electronic components, resulting in a fully functional handheld device. It comes with pre-loaded games, and you can also learn to code your own.
bestseller
ByteBoi
Assemble a retro DIY console, play pre-loaded games, and code your own

RC Bundle
Build and code an AI car & conquer retro games with a DIY console
FREE WORLDWIDE SHIPPING
For orders over $99
LIFETIME SUPPORT
Reach out if you need help with your build
MADE IN EU
Designed & produced in EU by tech experts
SECURE PAYMENT
100% safe - PayPal, debit, or credit card
GLOBALLY RECOGNIZED
Over 100.000 STEM kits sold
FREE WORLDWIDE SHIPPING
For orders over $99
LIFETIME SUPPORT
Reach out if you need help with your build
MADE IN EU
Designed & produced in EU by tech experts
SECURE PAYMENT
100% safe - PayPal, debit, or credit card
GLOBALLY RECOGNIZED
Over 100.000 STEM kits sold
Meet ByteBoi

Meet ByteBoi
Build a retro gaming console
ByteBoi is a DIY 8-bit game console that's both a fun project and a powerful learning tool. No experience needed – perfect for beginners and experienced makers alike.
Learn how consoles work
Building ByteBoi teaches you about electronics, microcontrollers, displays, and all the components that make a game console tick. It's a hands-on masterclass in hardware and software.

Code your own games
Learn to code in CircuitBlocks (a visual coding language), and develop your own games. Pre-loaded games are included to get you started, and you can add new games easily.
Control Wheelson with ByteBoi
Transform ByteBoi into a powerful controller for Wheelson! Drive, program custom movements, and unlock new interactive experiences.
Learn new STEM skills
What's in the box?


Speaker
Button caps
On-off switch
Screws, bolts and spacers
Pushbuttons
USB-C cable
Li-Po battery
Main circuit board
Acrylic casing
See what's inside

Code your CircuitMess devices with ease
CircuitBlocks puts the power of coding in your hands. This visual, block-based programming environment is designed for beginners but powerful enough for experienced coders. Generate Arduino-compatible code and unlock the full potential of your CircuitMess devices.
Have questions?
Check out our FAQs!
With ByteBoi, you'll discover how the electronics and software of a game console actually function. You'll handle the microcontroller, connect the display, and assemble the other essential components. Beyond that, you can create your own games using the visual CircuitBlocks coding environment. It also works as a controller for the Wheelson robot.
Recommended age for ByteBoi is 11+. Younger builders may need assistance due to small parts and detailed assembly. The CircuitBlocks coding is also designed for this age.
No, you don't need prior experience. ByteBoi is a fantastic way to learn about electronics and coding, even if you've never done anything like this before. The instructions are designed to guide you through every step.
Tools you need: a soldering iron (also, a soldering iron stand and a soldering sponge) and solder, cutter pliers, standard 2.0 mm cross srewdriver.
Building ByteBoi typically takes around an hour and a half. It's a relatively quick build, but that's just the beginning – after that, you can dive into playing the pre-loaded games or start coding your own!
Yes, you can; ByteBoi is designed to teach you coding. Start with the pre-loaded games, then dive into CircuitBlocks (our visual coding tool) or Python to create your own from scratch.
You can check our cancellation policy on this link.
We ship worldwide - you can get a kit no matter where you are in the world. You get a free tracked shipping for orders over $99. For orders below $99 shipping fee starts at $15. Your packages will be shipped from the EU, and if you have any questions about import charges, please check this. Within EU, You get a free tracked shipping for orders over $99. For orders below $99 shipping fee starts at $8.
Like all our products, ByteBoi comes with clear instructions and a build guide. You can follow the provided resources no matter how fluent you are in electronics and robotics. For additional support, check ByteBoi resources. If you're stuck, feel free to contact us on this link and we'll help you as soon as possible.