You may open QBSE for your personal income and expense.
https://quickbooks.intuit.com/learn-support/en-us/new-subscriptions/should-i-use-quickbooks-self-emp...
Make sure to click the Buy button to get a discounted price for some months.
https:// quickbooks.grsm.io/US
https:// quickbooks.grsm.io/us-promo
Then for your bookkeeping service, open a QBO Accountant with your name as the Accounting Firm. Your clients will invite you as their Accountant later.