All businesses are different. And yes, there is no "perfect" recipe for a successful business. Demo videos allow you to explain the features and benefits of your products in a way that doesn't sound like a sale. In a demonstration, you can show what makes your product unique. You can also show why certain features are included and how they make it easier to solve your customer's problem.
If you decide to
order product demo video for startups, you will achieve the main goal of the demo: to close the deal.