Invoice Generator for Consultants — Hourly, Project & Retainer Billing
Management, IT, marketing, and strategy consultants bill in many models — hourly, per-project, and retainer. Invoicyble handles all of them with professional templates, 150+ currencies for international clients, and complete privacy: your client data never leaves your device.
Why consultants choose Invoicyble
Completely free — unlimited invoices, estimates, quotations, proforma invoices, and receipts with no subscription or hidden fees.
No signup required — open the app and start invoicing immediately.
Privacy-first — all data is stored locally on your device; nothing is uploaded to our servers.
150+ currencies — including cryptocurrencies like Bitcoin and Ethereum with payment QR codes.
Instant sharing — send invoices via WhatsApp or Telegram, or download as PDF/PNG.
Business dashboard — track revenue, manage clients and items, and export history to Excel.
Common invoicing scenarios for consultants
Hourly engagements — hours × rate line items, with clear period descriptions
Fixed-fee projects — milestone-based invoices tied to deliverables
Monthly retainers — duplicate last month's invoice in seconds from document history
Cross-border clients — invoice in the client's currency, including crypto with QR codes
Invoicing tips
Reference the engagement letter or SOW number on every invoice
Describe outcomes, not just hours — it justifies your rate and speeds approval