EMI Formula Explained with Examples (Home, Car, Personal)
The EMI formula explained with rupee examples: why early EMIs are mostly interest, how tenure changes total cost, and when prepaying a loan saves most.
2 min read →Guides
Short, practical explanations that go with our free tools. Every figure is worked out and every rule links to its source.
Free Billing Software for Small Business: What to Look For
How to choose free billing software for a shop in India: offline vs cloud, GST invoices, thermal printing, data ownership, hidden limits and open source.
2 min read →GST Invoice Format: Every Field Explained (2026)
What a GST tax invoice must contain under Rule 46, when to use a bill of supply, how CGST, SGST and IGST appear, with a sample layout and common mistakes.
3 min read →How to Calculate GST: Formulas, Examples and Mistakes
How to add GST to a price, remove it from an inclusive amount and split it into CGST, SGST or IGST, with rupee examples and the most common mistake.
2 min read →How to Get More Google Reviews (Without Breaking Rules)
Policy-safe ways for shops, clinics and local businesses to get more genuine Google reviews: the review link, QR cards, timing, replies and what to avoid.
2 min read →How to Reduce Photo Size for Online Forms (Under 50 KB)
Shrink a photo or signature to the KB limit of exam, job and government forms without losing clarity: the right size, quality and format to use.
2 min read →Static vs Dynamic QR Codes: Which Should You Use?
The real difference between static and dynamic QR codes: expiry, scan limits, tracking, privacy and cost, plus design rules that keep a QR code scannable.
2 min read →UPI QR Code for Your Shop: Setup, Safety and Printing
How a UPI QR code works, personal vs merchant UPI IDs, adding a fixed amount, printing a durable counter code and protecting your shop from QR code swap scams.
2 min read →WhatsApp Click-to-Chat Links: A Guide for Businesses
How wa.me links work, adding a pre-filled message, where to place your WhatsApp link and QR code for more enquiries, and mistakes that break links.
2 min read →