Join the revolution that is transforming tons of electronic waste into valuable resources. Connect, exchange, and give technology a second life.
Every discarded device has potential. We unlock it.
50 million tons of electronic waste are generated annually, with only 17% properly recycled. Valuable materials worth billions are lost forever.
Cassé creates a marketplace where broken devices find new purpose. Whether for parts, repair projects, or creative upcycling - nothing goes to waste.
Built for scale, designed for impact
AI-powered categorization with multi-image uploads, condition assessment, and automatic tagging
Encrypted chat with image sharing, push notifications, and seamless communication
Machine learning algorithms suggest perfect matches based on location, preferences, and history
Verified profiles, rating system, and secure transaction protocols ensure safe exchanges
Track your environmental contribution with detailed metrics and sustainability reports
Native mobile apps and progressive web app with offline capabilities and sync
Helping reduce tech waste, one device at a time
Experience the future of tech sustainability
Upload photos and describe your broken or unused tech
Chat with interested parties and negotiate exchanges
Meet safely and give your device a second life
Insights from the team that made it possible
"Building Cassé made me realize that what's broken can still have value — in tech and in life."
"We started with zero experience and ended up building something real."
"Cassé showed me how tech can serve sustainability without losing usability or style."
Join thousands of users who are already making a difference. Start your journey today.