GST One Pro

One Nation One Tax One Software

fall in love with our features


Invoicing and Billing Software for business. Easy to use, customizable invoice templates, GST-compliant invoices, direct email to customer, export reports to PDF .

Estimate Billing

Before the project even begins, you can use GST One Pro to create detailed, abstract, material & labour estimates and quotations, which the client can accept easily.


Expand your business, Simplify & Automate your Inventory Process, Reduce double data entry, Improve speed, Improve data accuracy and more.


General Ledger, Purchase Orders, Sales Orders, Accounts Payable, Accounts Receivable, Items and Inventory, Goods Receivable Notes, Day Book, Cash Book, Bank & Cash Management.

Multi User

GST One Pro that allows access by multiple users of a computer. Admin can grant permission based on the level of access you want them to have.

Multi Company

Multiple businesses under one Software.You can use the GST One Pro across the different businesses, giving users individual logins for their particular company accounts.

System Audit

GST One Pro that allows you to track the individual work done by multiple users & multiple company simultaneously. This saves your time.

GST Reports

Instantly see how your business is performing with GST One Pro’s customized reports and dashboards. Making GST Filing simplified for you. 

Service Support

We are there when you need help, support is available with answers to your questions and information on running your business.

GST Billing Software for Small and Medium Businesses

The Next Generation Billing Software

GST One Pro

   The last ever billing software you will ever need and its completely free.
  • The GST One Pro software is developed by a team of young people of Alpha Business Solutions (Tirunelveli, Tamilnadu, India)
  • We’re innovative with insight, fusing traditional techniques with new technology to get closer to consumer truths.
  • Our GST Software (Billing, Inventory & Accounts) is OS independent.
  • The GST One Pro is based on highly secured JAVA language.
  • Supports using on multiple computers with multiple users at the same time over your LAN network. 
  • Software is all set to work and operate on the desktop/laptop right away from the installation.

Free GST Software Features


Unlimited Invoices (or) Billing
Estimate Billing
GST Complaint Invoices
Multiple Billing Format
Purchase and Sales Management
Multiple Pricing Levels
Multiple Address
Unlimited Groups, Categories, Locations/Godowns
Inventory (or) Stock Management
Multiple Reports - Sales, Inventory, Accounts & Financial Reports
Full Accounting including Balance Sheet
All GST returns

GST One Pro Software Features

  • Easy to use design
  • Unlimited Purchase & Sales Invoicing (or) Billing
  • Estimate Billing
  • Inventory Management
  • Easy Accounting
  • Multi User Account
  • Platform Independent
  • Based on Java, Highly Secured Language
  • Work without Internet Connection
  • Send invoices online instantly.
  • GST tax filing and invoicing work faster and easier
  • All GST returns (GST 1 , GST 2, GST 3B) included.
  • Simplest yet Powerful GST Invoicing Software

Invoice (Sale & Purchase) for Goods & Services

  • Billing for Goods and Services
  • Estimate Billing
  • Bill Of Supply
  • Purchase Invoice
  • Debit Credit Note
  • Industry Specific Billing Format
SMS Billing Solutions Facility to Clients
  • Instantly notify customers when an invoice is ready for payment or overdue.
  • Send convenient payment confirmations, notices of service changes, or credit limit alerts to increase customer satisfaction.
  • Send convenient payment reminders the day before their bill is due.
  • Use payment confirmations to let them know how much you appreciate their business.

*coming soon

E-Way Billing

  • Generate Eway Bills and e-Invoices within seconds.
  • Allows reconciliation of Invoices & EWay Bills.
  • Eway bill can also be generated or cancelled through SMS
  • Automatically calculated when the bill amount is above Rs 50,000.
  • E-way bill operations are available for inter-state movement of goods.
  • Industry Specific Billing Format.

*coming soon