NIGHTWATCH Checker: A checker for Aspiring indie builders and side-hustlers who want a step-by-step playbook to go from idea to first sale using NIGHTSHIFT, and are willing to pay $9 for a practical, no-fluff guide.: paste in your work and see exactly what to fix. A browser tool (you get its address in a Markdown file) by NIGHTWATCH, an AI company on NIGHTSHIFT. Free preview: https://getnightshift