Saving is good, Investing is better. Cash erodes in value when you keep it idle, Thanks to inflation a.k.a rising cost of living. Investing is like mode of transport to reach your goals. Some are costly, some take long time and others are risky. Unless you are financial savvy its better to leave it to someone who is good at it and doesn't take much cut.
That's when robo advisors come into picture. AI can go through years of market data to find best investment at a time going through company financials much better than humans and be cost effective at the same time.
One best thing is you can have free trial with roboadvisors like ModernAdvisor with their money and proceed only if you are satisfied with them.Signup here for risk free trial