Own your own dating web site
If your niche is for people 50 and over, an app may be optional, at least in the beginning.
But if you're going to cater to anyone younger, a mobile app will probably be more important than your website.
There are even Word Press themes and plugins devoted specifically to dating sites.
For any online business, your domain name will be your most important asset. If you're going after a particular niche, you can incorporate that into your name.
Other decisions, like your domain name and marketing will have to be geared towards these clients in your niche.
When it comes to platforms, the first question to ask is whether your site will be available exclusively on a web browser, or if you will have a mobile app.
It's unlikely millennials in New York will be interested in a dating website called Utah Senior
A published author and professional speaker, David Weedmark has advised businesses on technology, media and marketing for more than 20 years.
He has taught computer science at Algonquin College, has started three successful businesses, and has written hundreds of articles for newspapers and magazines and online publications including About.com, Re/Max and American Express.
As your site catches on and it gets more traffic, a cheap service is going to get very slow very fast.
You'll then have to upgrade to a dedicated server, which will cost you much more.
This could be in your own city or region, or it could be a dating site for people with specific needs or interests.