Consider to develop your SaaS product into an App for application on computers and mobile devices. For SaaS business, having good design and user experience (UX) is one of the most important aspects of SaaS, so you need a good designer
So what's the best marketing channels for S a a S business. Thi still comes down to online marketing which rely heavily on content marketing and S E O. Therefore Content marketing with S E O implementation is still the best way to do it.
You will need to build a suitable website, book a relevant Domain with exact keyword match. Setup branded emails with Google Apps, and then a creative landing page to enable conversions.
You need to define your target audience - develop your buyer persona, understanding your target audience and then target them with your content. While you are generating content for organic traffic generation, you should spend on online advertising; working out a modest budget for this and posting attractive content to social media sites to build loyal fans. Advertising on Facebook and LinkedIn is also viable. . From there I would call every single person that submitted their information through my form and implement email marketing as the next course.
Strategically position your content to create a strong top-of-funnel experience, (enhanced customer experience) which drives traffic toward the best of its content which, in some cases, is gated. This allows you to provide value and education to potential customers while still benefiting from lead generation lower in the funnel.
As soon as it is feasible consider implementing video marketing.