It's possible for a solo developer to build a profitable microstartup to pay the bills and live life on their own terms.
Reviews
People often use Product Hunt to search for their next personal or work tool. Encourage your community to leave reviews on Product Hunt — they play a key role in helping users to discover (ooh, SEO!) and select your product.
Drive support
Use website badges to encourage your community to follow you on Product Hunt. They're easy to embed on your homepage or footer, and subscribers can keep track of future product updates.
MicroFounder