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Sales, Invoicing and Payment Tracking

Get paid faster. Know who owes you.

For freelancers, service firms and traders who invoice customers and chase payments.

Send quotes and invoices by WhatsApp or email, then track each payment until it reaches your account.

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10,000+ businesses run on Simplebks. 14-day trial, no card.

Simplebks invoice with line items and payment status
Illustration of invoice and payment records
Illustration of payment reminders and tracking
Simplebks owner dashboard with sales, top products and sales by location

Sales and invoicing software for Nigerian businesses

Simplebks helps you create professional quotes and invoices in seconds, send them easily through WhatsApp or email, and track every payment until it reaches your account.

Look more professional. Stay organized. Collect payments faster.

Is Your Billing Process Slowing Down Your Business?

Many businesses still rely on manual receipt books, spreadsheets, or WhatsApp messages to manage invoices. When invoicing is disorganized, cash flow becomes unpredictable.

Lost invoices: Customers cannot easily find the bill or forget about it.
Unclear customer balances: You may not always know who still owes your business money.
Unprofessional billing: Basic receipts can make your business appear less organized.
Manual calculation errors: Mistakes in discounts, taxes, or totals can cause delays and disputes.
Result: Unpredictable cash flow and slower collections.
Business owner working through unpaid invoices at a desk with a calculator

Everything You Need to Manage Sales and Payments

Create branded invoices and proforma invoices with your logo, payment instructions and tax breakdowns, download them as PDFs and share secure public links customers can open on any device. Record payments and track outstanding balances and customer history. Set reminder schedules for due and overdue invoices, convert approved quotes to invoices in one click, and accept card or bank-transfer payments from the invoice.

Built for Businesses That Rely on Timely Payments

Simplebks invoicing tools are commonly used by businesses that need reliable collections and organized records.

Service Businesses Consultants and Agencies Wholesalers and Distributors Fashion Designers Retail Businesses with Credit Sales
Hands adding up an invoice total on a calculator beside a notebook
Shop assistant checking a phone to confirm a customer payment

Know When Customers View Your Invoice

Simplebks shows you when an invoice has been opened by the customer, giving you better visibility into the payment journey and helping you follow up at the right time.

Need Help Setting Up Your Invoicing System?

Our team can help you configure your invoice flow so you start using the system immediately.

  1. Upload your logo.
  2. Set up your payment details.
  3. Configure your invoice templates.
  4. Create your first invoices.
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Adviser and business owner setting up an invoicing workflow at a desk

Start Sending Professional Invoices Today

Join thousands of Nigerian businesses using Simplebks to manage their sales and payments. Create your first invoice in minutes.

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Start invoicing free today or book a quick setup session with a Simplebks expert.
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