A lot of technologies emerging for wallets, making choice is very tricky as you can easily fall into the wrong hands as a lot of wallets with enticing features are not fit enough for your assets based on security basis and services rendered.
A good wallet should be able to provide you with maximum security guarantee for your assets as well as performing the normal send and receive and swapping functions if applicable at a fair rate and fees.
Check bitcoin core
This wallet has been in existence since the birth of bitcoin in 2009. It is said to be created and developed by a pseudonymous developer Satoshi Nakamoto. It is said to be the official bitcoin wallet as it on it the to whole bitcoin block chain is developed. Investing your bitcoin in this wallet will will enable you contribute to the entire bitcoin decentralized network by validating transactions and storing a copy of this block chain with youyou. The wallet doesn't charge you for using its services but it charges you during transactions which you can easily adjust.
This wallet is fundamental for bitcoin users to save send and receive their bitcoin here which even allows you validate your transaction rather than waiting for any other third party network.
If you are in for investing big big on bitcoin, this wallet is absolutely recommendable to you