If you already have a bank and want to automate your finances, you can simply set up an automatic deposit for your savings account from a checking account or other deposit account. (discover.com)
You may also see a better yield in other deposit products like money market accounts, IRAs and certificates of deposits with online banks. (synchronybank.com)
There are other deposit methods as well, and they include a range of different debit / credit cards plus bank wire transfers. (binarysoftware.org)