P2P Connection Chat Mobile App that relies on Wifi-Direct, Bluetooth, and LAN. Able to host room that connect mutiple users (1 to N connection). Users are able to chat and draw to communicate locally without the need of wifi or cellular data.


Inspired by Picto Chat developed by Nintendo for DS. We wanted to bring back some childhood memories and a more simplistic form of communication. We wish it become a useful and fun mobile app at popular hang out places, especially for meting new people.

What it does:

P2P Communication

How we built it:

Android Studio

Challenges we ran into:

Establishing stable connection between devices, a lot of environment set up with android, outdated information on the internet.

Accomplishments that we're proud of:

Going into the unknown and learning a lot along the way!

What we learned:

Bluetooth, wifi technology regarding mobile apps. Google Nearby API. Services, broadcast receivers, etc.

What's next:

Implementation of Canvas feature, UI polish, User profiles, additional personalized settings, Mutiple P2P connection.

Built with:

Android Studio

Prizes we're going for:

Arteck HB030 Portable Keyboard

Google Home Mini

$100 Amazon Gift Cards

Hustle Award

Grand Prize

Blu R2 Plus Smartphones

Team Members

Johnathan Shentu, Kyle Tan
View on Github