There is a feeling that I'm starting to lag behind my competitors, and I see this as a big problem. I don't use many different software and tools in the course of my work. Perhaps this is the problem.

Try contacting experienced developers in some company to consult and find the best solutions for your business.

I often find various solutions and tools for business by reading articles on the Internet, for example, I can advise this one https://processmix.com/digitization-vs-automation-what-are-they-and-how-do-they-relate/. I believe that digitization and automation of various business processes are interconnected, so if you want to optimize your business, you should look for various tools to automation of work processes.