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Invoice Number Generator
Create unique, sequential invoice numbers for your business
Company or invoice identifier (e.g., INV, INVOICE)
Leave empty to exclude year from invoice number
Your first invoice number
💡 Best Practices
- • Use sequential numbering (never skip or reuse numbers)
- • Include year for better organization across years
- • Use consistent format for all invoices
- • Keep a record of your last invoice number
- • Consider adding client codes for large client bases