Taha08

Yes, there are many, many wallets for using crypto. I don't know the names of all of them. However, trust wallet, blockchain, coinbase etc. wallet is always used. And its use in any crypto-related work is said to be excessive.

No, this is never possible! Bitcoin cannot be traded without internet. Because Bitcoin is an online currency. We need to use the internet to get or sell, buy everything. Because this is how we get bitcoin.