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Atthar
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Hey everyone! I'm excited to finally launch Knocker! This project is super close to my heart. I created Knocker because I love going for a run every morning, but I hate carrying my keys or phone. My building's buzzer system is like most old buildings in North America: you enter the unit number, it calls the resident's cell, and they can buzz you in. Thanks to Knocker, I've been running key and...

Knocker
Unlock building doors with your voice – no hardware needed

Knocker transforms traditional cellular-based building buzzers into a voice-activated access system. Create voice pins through our smartphone app to unlock your building entrance. No extra hardware is needed, offering a modern, secure solution.

Knocker
Unlock building doors with your voice – no hardware needed