Business Guides
Practical help for freelancers and small businesses: invoices, contacts, and everyday paperwork.
Invoices, GST calculations, digital business cards, QR codes for marketing, and barcodes for inventory — the business guides cover the practical paperwork and tools that small businesses and freelancers need every day. Each guide pairs advice with the ForgePlug tool that does the work.
From generating professional invoices with tax breakdowns to creating QR codes for menus and payment links, these guides help you get the small-business essentials right without expensive software or subscriptions.
Business Guides — Guides & Tutorials
4 guides covering practical workflows, examples, and best practices.
What a Professional Invoice Must Include (and What to Skip)
An invoice is a legal record as much as a payment request. Here's the field-by-field breakdown of what belongs on one, what delays payments, and the common freelancer mistakes that cause disputes.
QR Codes for Small Business: Menus, WiFi, Payments, and More
QR codes stopped being a gimmick — they're now how customers reach your menu, your WiFi, your reviews, and your payment page. Here are the uses that actually earn their place.
Barcodes for Inventory and Shipping: A Small-Business Primer
You don't need a warehouse system to benefit from barcodes — SKU labels, shipment tracking, and asset tags all start with a simple barcode. Here's how to generate, print, and scan them.
Digital Business Cards: What to Include and What to Leave Out
A digital business card that works is a structured contact record, not a vanity page. Here's the must-have fields, what to skip, and how vCards and QR codes fit in.
Business Tools
Free tools that run entirely in your browser — no sign-up, no uploads, no limits.
Invoice Generator
Create professional invoices online for free — business & client details, line items, taxes, discounts, currencies, templates, and PDF download. 100% browser-based, no signup.
GST Calculator
Calculate GST instantly — inclusive, exclusive, reverse GST, CGST, SGST & IGST splits, bulk invoice breakdowns, discounts, shipping and round-off. Free, private, browser-only.
Global Salary Calculator
Calculate salary, in-hand pay, taxes, CTC, gross-to-net income, retirement contributions, and compare job offers across multiple countries.
Digital Business Card Studio
Create professional digital business cards with QR codes, vCard downloads, social links, contact buttons, and beautiful templates. Free online business card maker.
QR Code Generator
Generate beautiful, customizable QR codes instantly in your browser. Create QR codes from URLs, text, email, phone, WiFi, vCard, location, WhatsApp, events, and more with custom colors, shapes, and eye styles.
Barcode Generator
Generate professional barcodes instantly in your browser. Supports CODE128, CODE39, EAN-13, EAN-8, UPC-A, UPC-E, ITF-14, MSI, Pharmacode, and Codabar — all fully customizable and print-ready.
Barcode Scanner
Scan barcodes instantly using your camera, uploaded images, drag & drop, or clipboard paste. Supports CODE128, EAN-13, UPC-A, and more. No uploads, fully private.
Business Guides — Frequently Asked Questions
Common questions about business guide on ForgePlug.