Online Tool Promotion & User Experience Improvement

I need a freelancer to promote and market our free online tool "Purchase Order Maker" (https://docmak.com/tools/purchase-order-maker) and further improve its user experience. Scope of work: (1) Promotion... (Budget: ₹1500 - ₹12500 INR, Jobs: Content Marketing, Digital Marketing, Internet Marketing, PHP, SEO, Social Media Marketing, User Experience Research, Website Design)