# Vyapzio > Vyapzio is proprietary desktop GST billing software for small businesses in India, sold by Vyapzio for ₹999 as a lifetime licence per computer with free lifetime updates. It installs on Windows 10/11 and macOS 12 or newer and keeps invoices, clients, stock and settings on the user's own computer. Version 1.11.14. It makes GST tax invoices, quotations, proforma invoices, bills of supply, composition bills, credit notes and delivery challans in A4 GST, A4 GST Pro and 58/80 mm thermal formats; works out CGST, SGST and IGST; tracks payments, clients, products and stock, purchases and expenses; and prepares GSTR-1 and GSTR-3B JSON for the GST portal. It does not file returns itself and does not generate e-invoice IRNs. - Buy a licence: https://vyapzio.in/pricing - Download the app: https://vyapzio.in/download - Customer dashboard: https://app.vyapzio.in/dashboard - Support: contact@vyapzio.in - Everything in one file: https://vyapzio.in/docs/llms-full.txt ## Start here - [Vyapzio documentation](https://vyapzio.in/docs/): Make GST invoices, keep track of who owes you, and prepare your GST returns. A desktop app for Windows and macOS, with your books on your own computer. - [Install Vyapzio on Windows, step by step](https://vyapzio.in/docs/install.html): Download the Setup program, click through the SmartScreen prompt and install Vyapzio for your own Windows account. About two minutes, no administrator password, then one licence key. - [Install Vyapzio on a Mac, step by step](https://vyapzio.in/docs/install-mac.html): Open the disk image, allow the unsigned app once in Privacy & Security, drag Vyapzio to Applications, then enter your licence key. About three minutes. - [Updating Vyapzio](https://vyapzio.in/docs/update.html): Vyapzio updates from inside the app. Every update is free for the lifetime of your licence: there is no renewal, no yearly fee and no update window. - [The first-run setup](https://vyapzio.in/docs/first-run.html): The screens you see the first time the app opens: a four-step welcome for your business details, then a three-step setup for how your invoices look. Both can be skipped and changed later. - [Your first invoice](https://vyapzio.in/docs/first-invoice.html): From a blank app to a GST tax invoice you can send, in about five minutes. - [GST basics for new business owners](https://vyapzio.in/docs/gst-basics.html): GST in plain words for a first-time shop owner, freelancer or small manufacturer: whether you need to register, which rate to charge, how to find your HSN or SAC code, which bill to give, returns and… - [Is it safe? Security and privacy](https://vyapzio.in/docs/security.html): Where your data is, what the app connects to, and how to check it yourself. ## Your licence - [Licence, devices and offline use](https://vyapzio.in/docs/licence.html): One key activates Vyapzio on one computer. It includes every future update and can move to a new computer three times a year. Here is how activation, checks and moves work. - [Your account and licence dashboard](https://vyapzio.in/docs/account.html): Sign in to see your licence, download the installers and invoices, manage activated computers, and reset your password. ## Invoicing - [Making an invoice](https://vyapzio.in/docs/invoices.html): Every card of the New Invoice screen, from top to bottom: the toolbar, the document type, the client, invoice details, ship-to and order details, the items, discounts, GST, TDS and TCS, terms, extra… - [Customize: what prints and how](https://vyapzio.in/docs/invoice-options.html): The Customize panel on the invoice screen: title, currency, style, colour, every show-or-hide option, paper size and thermal settings, and exactly what each part of the printed invoice shows. - [Invoice formats and document types](https://vyapzio.in/docs/formats.html): Vyapzio prints A4 GST, A4 GST Pro, quotations, delivery challans and thermal receipts. Pick a format per invoice or set a default; branding, colours and margins are yours. - [Thermal receipt printing](https://vyapzio.in/docs/thermal-printing.html): Printing bills on a 58 mm or 80 mm receipt printer at a shop counter, from setting it up to what the receipt shows. - [Dashboard](https://vyapzio.in/docs/dashboard.html): Your invoices at a glance: what you have sold, what you are owed, what is overdue, and every action you can take on an invoice. ## Clients, stock and payments - [Clients](https://vyapzio.in/docs/clients.html): Everyone you bill, what each one owes, their account statement, and how quickly they pay. - [Products and stock](https://vyapzio.in/docs/products.html): Save what you sell once, then pick it on every invoice. Stock goes down as you sell and up as you buy. - [Payment receipts](https://vyapzio.in/docs/receipts.html): Receipts for money you have received, whether against an invoice or not, ready to print. - [Cash book](https://vyapzio.in/docs/cash-book.html): Every rupee that comes in or goes out in cash, with names and notes, and how much cash you should have in the drawer right now. - [Recurring invoices](https://vyapzio.in/docs/recurring.html): Invoices that repeat on a schedule, such as a monthly retainer, rent or an annual maintenance contract. ## Buying - [Purchase bills](https://vyapzio.in/docs/purchases.html): Record every supplier bill, so the GST you paid comes back as input tax credit and your stock stays right. Includes reading a bill from a photo, importing bills from a CSV file, and purchase orders… - [Expenses](https://vyapzio.in/docs/expenses.html): Costs that are not stock, such as rent, electricity, software or travel, for your profit and loss, your income tax and the GST credit on them. ## Tax and reports - [GST returns](https://vyapzio.in/docs/gst-returns.html): GSTR-1 and GSTR-3B built from the invoices, purchases and expenses you have already entered, checked against GSTR-2B, and ready to upload to the GST portal. - [Reports](https://vyapzio.in/docs/reports.html): Profit and loss, who owes you and for how long, party outstanding by month, your best clients, your best-selling products, closing stock with its value, TDS and TCS, and profit by branch or project.… - [Income tax helper](https://vyapzio.in/docs/income-tax.html): Estimate your income tax under the old and new regimes, presumptive taxation (44AD, 44ADA, 44AE), advance tax, bank statement import, and an ITR-4 summary to file from. ## Setting up - [Settings](https://vyapzio.in/docs/settings.html): Every tab of Settings, card by card, in the order the tabs appear: Business type, Company, Profiles, Terms, Print & PDF, Features, E-invoice, Stock, Region, App lock, Backups, Google Drive,… - [Print and PDF settings](https://vyapzio.in/docs/print-settings.html): The app-wide defaults for how every invoice looks on paper and in a PDF: business-type presets, designs, thermal receipts, copies, watermarks, fonts, colours, languages and formats. Each part of the… - [Backups, updates and moving PC](https://vyapzio.in/docs/backup.html): Your data is plain files on your own computer. Here is how it is backed up, how to keep a copy somewhere safe, update the app, and move to a new computer. ## Help - [Getting around the app](https://vyapzio.in/docs/shortcuts.html): The sidebar, switching business, notifications, quick search with Ctrl + K, keyboard shortcuts and dark mode. - [Control Panel (older builds)](https://vyapzio.in/docs/control-panel.html): The Control Panel is kept for copies installed before the desktop app. In Vyapzio today these jobs live in Settings and the app menu. - [Troubleshooting and questions](https://vyapzio.in/docs/troubleshooting.html): Every message the app and the installer can show, what it means, and the steps to fix it yourself. - [What the app does not do](https://vyapzio.in/docs/limitations.html): So you can plan around them: the things this app leaves to the government portals, your CA, or other tools. - [Glossary](https://vyapzio.in/docs/glossary.html): The GST and tax terms used in the app and in these pages, in plain words. - [Help & About](https://vyapzio.in/docs/support.html): Who makes Vyapzio, how to reach support, and where to read what changed in each version.