While selecting iOS mobile wallet for ERC-20 TOKENS, they should have these benefits
1 User-friendly
2 Have access to the Shapeshift mechanism,
3 Allows users to generate a new address for each transaction.
4 Extremely portable
5 Hot wallet for fast transactions
6 Well-designed and targeted toward traders and investors.
7 should be constantly improved by developers for minor or bigger bugs.
8 It should be "Open-source", a user-tested wallet that allows desktop function.
9 A portable, affordable option for cold storage. More security compared to hot wallets or personal computers. Ease of use increased with the help of other apps and interfaces.