March 9, 2026 — curated links and takeaways.
1. Tweet Scheduler for X (Twitter)
Simple scheduling tool for creators. $19/mo. 50+ sales in first month.
2. PDF Summarizer Tool
Upload PDFs, get AI summaries. Great for students and researchers.
3. Chrome Extension: Tab Manager Pro
Organize tabs into groups, save sessions. Freemium model.
4. Local SEO Checker
Small businesses pay for local ranking audits. Simple landing page + form.
5. Automated Invoice Generator
Freelancers need this. $15一次性 or $5/mo subscription.