The 5-Step process for iPhone users: (scroll lower for Android)

FOR ANDROID:

Note: An alert will appear saying this type of file can harm your device as this application is downloaded manually and not available on the Play Store until the near future (Don't worry, out app is on the app store for iPhone, and it's completely safe to download and install on your Android.

Step 1: Download the app file: here

Step 2: Click "OK" and continue with the download.

Step 3: Install the app on your phone.
Step 4: Sign up on the "totwoo" app.
Step 5: Accept all permission requests for the app to access resources on your phone, e.g. Bluetooth. Not accepting the permission requests will lead to your bracelet not getting connected to your phone.                 
Step 6: Choose your bracelet as displayed in the app. The app will look for the signal coming from the bracelet.
Step 7: Click on the screen of your bracelet when the app searches for the signal so they can sync.
Step 8: A pop-up will appear on the app asking to pair your Bluetooth with the bracelet. Click "Pair" and allow all notifications.
Step 9: Repeat Steps 1-8 on the other person's phone to connect the other bracelet.

You can now both wear the bracelets and let each other know you miss one another, no matter the distance. Enjoy!