Yes, it is definitely a good idea to use both Trust Wallet and Kaikas when saving your Klay tokens. Trust Wallet is great for storing your tokens securely, while Kaikas is the perfect choice for trading and managing your Klay tokens. Kaikas has been a great experience for me, as it is easy to use and provides a smooth and secure way to manage my Klay tokens. With Kaikas, I have been able to keep track of my tokens and make sure that I am making the most out of my Klay tokens.