This bitcoin wallet is iOS App. It isns a full Node. It is a light wallet. The only thing that the wallet care is protect your bitcoin safety.
Then easy to backup data and exchange bitcoin.
Feature:
1.OpenSource——You can get code on github, just search "chance_btc_wallet".
2.HD Support.
3.Multi-Sig Support.
4.Remote Nodes Server Support.
5.Keychain Support.
6.TouchID Support.
7.iCloud backup Support.