From the BillZap blog

Stories from
the shop floor.

// Guides, tutorials, and field notes for Indian shopkeepers who want to bill smarter, faster, and in their own language.

★ Featured guide
The complete guide
GST Billing
for Indian Shops.
12 sections · 5,400 words · 25 min read
Guide May 15, 2026 25 min read

Complete GST Billing Guide for Small Businesses (2026)

Everything Indian small businesses need to know about GST billing — registration thresholds, invoice format, HSN codes, CGST/SGST/IGST split, return filing, e-invoicing, and how to do it all on your phone. The definitive resource.

You'll learn: → GST registration rules → Invoice format requirements → HSN code lookup → Return filing process → 10 mistakes to avoid
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More posts
Free · Offline · GST
Free GST
billing for
Indian shops.
Product May 12, 2026 10 min read

BillZap Review: Free GST Billing App for Indian Shops

BillZap is a free, 100% offline GST billing app built for Indian small businesses. Voice billing in 12 Indian languages, UPI QR on every invoice, no subscription. Everything you need to know before downloading.

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01.Open the app — speak
02.BillZap parses voice
03.UPI QR generated
04.Send via WhatsApp
Tutorial May 12, 2026 15 min read

How to Use BillZap: Voice Billing & GST Invoice Guide

Complete step-by-step tutorial: voice billing, GST invoices, UPI QR setup, festival greetings, day close, backups, and troubleshooting. Everything you need to become a BillZap power user in 15 minutes.

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Comparison · 2026
Best free
GST billing
apps compared.
Comparison May 15, 2026 12 min read

Best Free GST Billing App for Small Business in India (2026)

Honest comparison of 6 major GST billing apps in India — BillZap, Vyapar, Tally, MyBillBook, KhataBook, Marg. We'll tell you when our app is the right pick, and when it isn't.

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→Kirana stores
→Restaurants
→Hardware shops
→Salons & spas
Comparison May 15, 2026 10 min read

Best Billing App for Kirana, Restaurants & Small Shops

Detailed recommendations for each business type — kirana, restaurant, hardware, salon, wholesale, tailor, electrician, pharmacy. Find the right billing app for your specific shop.

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More posts
coming soon.

Festival marketing playbook · Voice billing in noisy shops · GST filing with BillZap data · Customer credit (udhaar) management · WhatsApp invoice best practices