Data and Research
Every great business invest time on Research and Data. You need to get data about what the market needs. Use real time data from your competitors or conduct a survey about your market and generate data from people in your market.
One good advantage about data gathering is the ability to know exactly what the market needs and how to target key areas where you will need to improve on that product.
Simplify the usage
The best and most predicted way to create a great product that attract millions of people is in the Simplicity of the product. Every customers should be able to use your product without asking for help or support. See your product as a tools that must be understood and easily use by people at first glance.
Feel like The User
One way to know if a user will like a product is first being the users and not the product engineer.You design or create product for people, therefore it is not about you, but about the people who use that product.
You should always be the users of your product and if possible show it out to trusted and credible people for feedback either positive or negative. Use the negative feedback to redesign a product for positive recommendation.
Every product need marketing campaign to get their product in the eyes of millions of people who will need it. A good marketing campaign is one who portray a product in such a way, the audience will love to buy or use it.
Every genuine product that attract millions of people always have a feedback system. The feedback help strengthen the product design process and help the developers or product designer work on the priority of the feedback given either by the users or audience.
Innovate With Time
Innovation is a key player in product design.An innovative product always become a great product when it is simple to use, Useful and meet a need.