Kaasu காசு
AI billing agent for freelancers — speak it, send it, get paid. USD only.
PayPal: Demo modeAI: OpenRouter free
New invoice — just say it
Example: “Ravi, website work, $500, due Friday” — Tamil or English.
Receivables
Click a row to see the invoice, pay link and QR code. Demo data is seeded; new invoices you create appear here too.
Collections agent
Drafts reminders on a tone ladder — friendly → polite-firm → firm → final notice. Cap: 3 per invoice, 24h apart.
No drafts waiting for approval.