Best Free e-Invoicing Software in 2026

To generate an e-invoice in TallyPrime, you'll need to provide the following information:

• Invoice details like the date of invoice, item information and buyer information.
• Party master details which include the correct address, pin code, and GSTIN/UIN for the party.
• Ledgers and stock items which include the correct tax rates, HSN/SAC, and Type of Supply details
• If you are an exporter, foreign currency details, that is the ISO code for all the foreign currency, must be updated.

The mandatory requirements for e-invoices in India include:

• The following fields must be included in the invoice:
  • Supplier's name, GSTIN and address
  • Recipient's name, GSTIN and address
  • The issue date
  • HSN code for goods or services
  • Description of goods or services
  • Amount of goods or units
  • The supply's total worth

A QR code must be included in the invoice which can be scanned by a mobile device to access and validate the invoice. The QR code should include the following information:

• Supplier’s GSTIN
• Recipient’s GSTIN
• Invoice number
• Date of invoice
• Invoice value
• Number of line items
• HSN code of the main item
• Unique Invoice Reference Number (IRN)

IRP Portal

The e-invoices of organizations with a turnover of more than ₹5 crores must be uploaded to the IRP portal. The IRP portal will authenticate the invoice data and provide a file with a digitally signed QR code and an IRN.

E-billing is essentially the process of paying and sending bills through electronic means, whereas e-invoicing is a process of sending digital invoices which is a part of the billing process.

Some of the most popular e-invoicing software for repair businesses are as follows:

• Invoice Ninja
• Vyapar
• Zoho Invoice
• GSTHero
• Moon Invoice

As per market research, the cumulative value of direct integration will work out to approximately Rs 5 lakh for the enterprise. It includes setting up and recurring expenses of the MPLS network for a stable connection and one-time development costs to reconfigure the ERP system as per the e-invoicing requirements.