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 - Opus wallet to safely manage all of your Opus tokens.
Users can easily and quickly create their own portfolio without the risk of price fluctuations during exchange.
Instant exchange with a fixed rate is a guarantee of receiving the exact amount of cryptocurrency without hidden fees.
Private keys are under client control, they are never sent or stored outside your device.
Non-custodial wallet with no registration or KYC required can be accessed on iOS, Android and Web. User is the only owner of the private key.