This is exactly why robo-investing and robo-advisors exist, to help alleviate that overwhelming feeling and get more people invested in their financial futures.
For those looking for managed investment portfolios and auto-investing based on your goals, Ally Invest is a great choice. Low fees, various tools, reporting, and support.
You answer questions, they build a recommended plan for you, and help you maintain tax efficiency. There is no minimum fee to get started and they also have low management fees.