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Official blog announcement :
https://blog.metalpay.com/introducing-metal-vault-alpha-2/amp/
Here are some of the features you will notice in Metal Vault Alpha:
Metal, Ethereum, Bitcoin and ERC-20 under one roof
Hardware Integration with Trezor & Ledger
Private Key Backups
Multi-signature
Single-signature
2FA Authentication with Google Authenticator
24/7 Live Support
Here are some of the features you can expect in the near future:
Integrated FDIC insured bank account for US Customers
In-wallet exchange functionality
Invoicing capability for Metal and Cash
Open API to develop on Metal platform