ESP32 Anti-Phone: Build a Minimal Offline Handheld Device

The ESP32 Anti-Phone Build Tutorial is a complete step-by-step guide to creating your own minimal offline handheld device powered by the ESP32. This isn’t just another DIY project — it’s a privacy-first tool for hackers, tinkerers, and digital minimalists who want freedom from the always-connected smartphone world. Inside you’ll find detailed instructions for hardware assembly, SD storage setup, app development, and building a fully offline user interface. No cloud, no tracking, no backdoors. Just you, your device, and the code.

Whether you’re into hardware hacking, experimental computing, or simply want a pocket-sized “anti-phone” that puts you back in control, this guide gives you the roadmap.

What’s inside:

• Full hardware part list and wiring guide
• SD card storage setup and usage
• Building a modular app system (digital pet, music sequencer, utilities)
• Designing an offline UI for maximum privacy
• Tips for extending and customizing your anti-phone