All-in-one GST billing & accounting

Everything a growing business needs to bill, sell and get paid

One app for invoices, quotes, purchases, stock, payments, expenses, reports, WhatsApp and Tally. Here's what's inside.

Sales

GST invoicing in seconds

Pick a customer, add products and the right tax is calculated for you — CGST + SGST within your state, IGST for other states.

  • Tax invoices with HSN codes, GST rate per item and amount in words
  • Percentage or flat discounts, automatic totals and rounding
  • Choose from Classic, Compact and Modern invoice templates with your logo
  • Automatic invoice numbering by financial year (e.g. TP-2627-0001)
  • Vehicle number, notes and your own custom fields on every invoice
  • Download or print a clean PDF anytime
ItemHSNQty × RateGST
Smartphone X285171 × 12,55018%
Tempered glass70072 × 15018%
TotalCGST + SGST₹15,163
Sales

Quotes, memos & purchase orders

Send a quotation first, then convert it into an invoice with one click — no retyping.

  • Quotations with the same GST calculation as invoices
  • Convert an accepted quote straight into a tax invoice
  • Cash memos for quick counter sales
  • Purchase orders to your suppliers, as PDF
  • Full document history — see who created or changed what, and when
DocumentPartyAmountStatus
QT-2627-0012Om Electricals₹22,420Converted
PO-2627-0005Mega Distributors₹68,000Sent
MB-2627-0031Walk-in₹1,240Paid
WhatsApp

Send on WhatsApp — from your own number

Link your business WhatsApp once by scanning a QR code. From then on, documents go out as PDFs with a friendly message.

  • Send any invoice or payment receipt with one tap
  • Auto-send new invoices and new payment receipts — no clicks at all
  • Send a customer their full account statement for any date range
  • Messages come from your own number, so customers know who it's from
Invoice.pdfHello Priya Mobiles
Thank you for purchasing from Demo Company.

Invoice: TP-2627-0042
Date: 14-11-2026
Amount: ₹14,809.00

Thank you.
Receipt.pdfThank you for your payment to Demo Company.
Receipt: RC-2627-0018 · Amount Received: ₹10,000.00
Get paid

Payments, receivables & statements

Know exactly who owes you money, how old it is, and send a reminder with proof.

  • Collect full or part payments against any invoice — cash, UPI, bank, cheque or card
  • Invoice status updates itself: unpaid, partial, paid
  • Professional payment receipt PDF for every payment
  • Receivables list with customer, date and status filters
  • Customer ledger with opening balance, running balance and period totals
  • Send the statement on WhatsApp or export it to Excel
Invoiced₹1,18,472
Received₹80,000
Balance due₹38,472
Buying

Purchases, payables & expenses

Record supplier bills, pay them on time and keep every rupee of spending categorised.

  • Purchase bills with supplier invoice number and GST input
  • Payables list with due dates, supplier and status filters
  • Record supplier payments against bills
  • Expenses by category with GST, linked to your cash or bank account
  • Supplier ledger and statement
BillSupplierDuePayable
PB-2627-0009Mega Distributors20-11-2026₹68,000
PB-2627-0008Sun Accessories25-11-2026₹12,450
Stock

Inventory that keeps itself up to date

Every sale reduces stock and every purchase adds to it — automatically.

  • Products with SKU, brand, HSN, GST rate, price and location
  • Service items for work you bill but don't stock
  • Reorder levels with low-stock alerts on the dashboard
  • Complete inventory history for every product
ProductSKUIn stockAlert
Smartphone X2SPX214OK
Fast charger 33WFC333Reorder
Accounting

Tally export your accountant will love

One button downloads a zip in the same format accountants already know.

  • master.xml — customers, suppliers, GST ledgers, cash & bank, stock items
  • voucher.xml — item-wise sales & purchase invoices, receipts, payments and expenses
  • tally-export-error-log.txt — anything skipped, and why
  • Bill-wise references so receipts settle the right invoices in Tally
  • Choose the period and which voucher types to include
FileContainsSize
master.xmlLedgers, items48 KB
voucher.xml142 vouchers310 KB
error-log.txtNo errors1 KB
Insight

Dashboard & reports

See today's position at a glance and dig into the details when you need them.

  • Dashboard with sales, receivables, payables and low stock
  • Sales, purchase, receivables and financial reports with charts
  • Cash & bank accounts with balances and transaction ledger
  • Filters by date range, customer, supplier, product and category
  • Export any list to Excel
Sales₹4.8 L
Purchases₹3.1 L
Expenses₹42 K
And more

Built for the way your team works

Team members & roles

Give staff their own login and control what each role can see — for example, reports only for owners.

Custom fields

Add your own fields to customers, invoices and more — and show them on the PDF.

Works on mobile

Every screen is built for phones too — bill from the shop counter or on the road.

Secure cloud storage

Your data and PDFs are stored securely in the cloud with regular backups.

Document history

A full audit trail of every change to invoices, purchases and stock.

Industry solutions →

See how retailers, distributors, workshops, service businesses and manufacturers use Evolva ERP.

Coming soon

What we're building next

These features are in development. Book a demo to get early access when they launch.

Coming soon

E-way bill

Generate e-way bills directly from your invoices — no re-entering data on the government portal.

  • Create an e-way bill from any invoice in one click
  • Transporter, vehicle number and distance filled from the invoice
  • Update vehicle details or cancel an e-way bill
  • E-way bill number and validity shown on the invoice PDF
Coming soon

AI integrations

Let AI take care of the typing and the number-crunching, so you can focus on the business.

  • Ask questions in plain language — "Who owes me the most this month?"
  • Read supplier bills from a photo or PDF and create the purchase entry
  • Smart payment reminders written for each customer
  • Sales and stock insights, like what to reorder before you run out

Want to see a feature in action?

We'll walk you through it with your own products and customers.

Book a free demo