From Bitcoin Wiki
Armory is the most secure bitcoin wallet application.
It comes with advanced security features that make it complex due to the depth of options.
Although perhaps overkill it gives peace of mind for the paranoid with cold storage features and more.
- Platforms: Windows, Linux, Mac OS
- Validation Type: Full Node
- Wallet Features: Hierarchical Deterministic, Open Source, Multi-Signature
- Anonymity: Medium
- Security: Personal
- Coins: BTC
- Source Code Url: https://github.com/etotheipi/BitcoinArmory
- Ease Of Use: Average