Billing Software for Accurate, Automated Invoicing

We build billing software that automates invoice generation, recurring charges, and payment tracking — reducing billing errors and speeding up collections.

Get Paid Faster, With Fewer Billing Errors

Manual invoicing is slow and error-prone, and errors delay payment. Custom billing software automates invoice generation, recurring charges, and payment reminders, giving you accurate, timely billing without manual spreadsheet work.

Why Choose NIMU for Billing Software

Automated Invoicing

Invoices generated automatically based on orders, contracts, or usage.

Recurring Billing

Subscription and recurring invoice cycles handled automatically.

Payment Gateway Integration

Online payment collection integrated directly into invoices.

Automated Reminders

Payment due and overdue reminders sent without manual follow-up.

Revenue Reporting

Real-time visibility into outstanding, collected, and overdue revenue.

Compliant Invoicing

Tax calculation and invoice formats aligned with local regulatory requirements.

What We Deliver

A comprehensive suite of capabilities packaged into every engagement.

1

Invoice Generation & Delivery

Automated invoice creation and delivery by email or portal.

2

Recurring & Subscription Billing

Automated recurring billing cycles for subscription-based revenue.

3

Payment Collection

Integrated online payment collection and reconciliation.

4

Billing Reports & Reconciliation

Reporting on outstanding, collected, and overdue invoices.

Our Delivery Process

A proven, transparent process that keeps your project on time and on budget.

1

Billing Process Review

Understanding your current invoicing, tax, and payment collection process.

2

System Design

Designing invoice templates, billing cycles, and payment flows.

3

Development & Testing

Building and testing against real billing scenarios and edge cases.

4

Rollout & Support

Deployment with support through your first billing cycles.

Frequently Asked Questions

Everything you need to know before getting started.

Yes, recurring and usage-based billing cycles are a core part of what we build into custom billing software.
Yes, we integrate with Stripe, Razorpay, PayPal, and similar gateways for direct online payment collection.
Yes, we build tax calculation and invoice formatting aligned with the regulatory requirements relevant to your business.
Yes, automated reminders for upcoming and overdue payments are a standard feature we include.
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