GST Calculator – HSN & Invoice

GST Calculator is a simple, fast, and accurate offline GST calculator designed for businesses, shop owners, freelancers, and professionals in India. Calculate GST instantly, view detailed breakdowns, find HSN/SAC codes, and create GST invoices — all in one clean and easy-to-use app.

Built with a focus on speed and simplicity, this app works completely offline with no ads and no data collection, giving you a smooth and distraction-free experience.

🧮 GST CALCULATOR (CORE FEATURE)
Calculate GST instantly (Add GST or Remove GST)
Supports inclusive & exclusive GST calculations
Quick GST rate selection: 3%, 5%, 12%, 18%, 28%
Enter amount using fast calculator-style input
Get accurate Base Amount, GST Amount, and Total Amount
📊 CLEAR GST BREAKDOWN
View GST split:
CGST + SGST
IGST
Simple and clean result view
Compact summary with detailed breakdown option
🔍 HSN / GST RATE FINDER
Search HSN/SAC codes easily
Find GST rates for products and services
Fast and lightweight search experience
🧾 GST INVOICE GENERATOR
Create GST invoices quickly
Add items, GST %, and totals
Export and share invoice as PDF
📄 SHARE & EXPORT
Share GST calculation instantly
Download clean PDF reports
Useful for business, billing, and accounting
⚡ WORKS OFFLINE
No internet required
Perform all GST calculations anytime, anywhere
Fast and reliable performance
🔒 PRIVACY FIRST
No ads
No data collection
No tracking
All calculations happen locally on your device
🏠 PERFECT FOR
Shop owners & retailers
Freelancers & service providers
Small businesses
Accountants & GST professionals
Anyone needing quick GST calculations
🎯 WHY GST CALCULATOR?
Clean and clutter-free UI
Accurate GST calculations
Fast input with instant results
Offline support
All-in-one GST tool (Calculator + HSN + Invoice)