You can always use the Lumi blockchain wallet as a multi-currency wallet for more than 1000 crypto assets or as a mono-wallet, for example - Niobium Coin wallet to safely manage all of your Niobium Coin tokens.
by Lumi Wallet
Niobium Coin wallet
Free Niobium Coin wallet for Web, Android, and iOS. Send or Receive Niobium Coin for more than 1000 coins and tokens.