Custom Devices
We build your idea from scratch
You describe it in plain words. We design the circuit, write the code, and build the device. No schematics, no jargon — just tell us what you want and we handle the rest.
ArduinoESP32Any complexity
Submit your idea →
⚡
IoT & Wi-Fi
Make it talk to your phone
We connect your device to the internet so it can send you notifications, log data, respond to voice commands, or talk to any app — from anywhere in the world.
Wi-FiBluetoothNotificationsMQTT
Build an IoT device →
📡
Edu Kits
Learn by building what you love
Pick any project — a weather station, robot arm, smart lamp, or personal AI assistant. We create a custom step-by-step guide just for your project. No experience needed, ever.
Total beginnersAny ageAny project
Explore Edu Kits →
🎒
AI-Powered Devices
Your own physical AI assistant
Press a button, speak your question, hear the answer out loud. We build real physical AI devices powered by ChatGPT — no screen, no phone, just a button and a voice.
ChatGPT APIVoiceESP32
See the AI kit →
🧠
School Kits
Electronics for every classroom
Custom classroom packs with Arduino, components of your choice, teacher guides, and student worksheets. Subsidised pricing for schools worldwide — including free kits for qualifying developing-country schools.
All agesWorldwideSubsidised pricing
Register your school →
🏫
100% Free Builds
The best ideas get built for free
Send us your idea. If it excites us, we build it ourselves and post it on the Varible website — completely free. You get full credit, all the code, and a full build write-up. The rougher the idea, the better.
FreeFull creditPosted publicly
Submit your idea →
🎁