Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

HEARTVOICE / Sign language interpreter


HEARTVOICE runs an AI algorithm to quickly recognize the sign language gestures of deaf users. It can be converted into text and speech in real time. Text appears on the screen and voice comes out through speakers. HEARTVOICE uses magnetic clasp design. Can be attached to clothes, satchel, belt and other places. And will not damage the cloth, can be easily removed. Is a very human design.


Zhejiang University

Zhejiang University
Hang Zhou, China

Yuyang Li,
Zhejiang University

Jing Zhou,
Zhejiang University

Bing Li,
Zhejiang University

Jiacheng Cao,
Zhejiang University