All money is securely stored inside your device. Direct connection of the wallet to Bitcoin blockchain provides full control over your funds - for now it is the only way to make sure that your coins are safe.
Use Air Connectivity to add contacts when nearby
Use Air Connectivity — the most effortless way to add friends to your Contact list
Enjoy custom fee option
Billion allows you to modify transaction speed to set up the Bitcoin network fee
Manage your profile.
Manage and share your profile with Reusable Payment Codes — all your transactions remain private.
Try direct requests to receive funds
With Billion you can make direct requests to receive funds from your friends and partners.