CollectFlow is an AI-powered n8n workflow that automates invoice follow-ups. It checks overdue invoices daily, analyzes client email history, selects the right reminder tone, and creates or sends personalized Gmail reminders automatically. It also logs every action, sends daily Slack summaries, and prevents duplicate follow-ups. Perfect for freelancers, agencies, consultants, and small businesses.
CollectFlow —AI Invoice Collection AgentAutomate invoice collection . Stop chasing unpaid invoices.Aug 2026
