Dukai blog
Guides for Indian shop owners
Simple, practical guides on billing, GST, khata/udhaar and running your shop from your phone — in plain language, for kirana, grocery, medical and every kind of local shop.
How to make a GST bill on WhatsApp (free)
Create a proper GST invoice with CGST/SGST and a UPI QR — straight from WhatsApp, no machine needed.
Read guide →Best free khata / udhaar app for shops
Track who owes you money, send WhatsApp payment reminders, and never lose a udhaar entry again.
Read guide →Best billing app for kirana & grocery stores
Barcode billing, stock alerts, loose/weighed items and your own online store — all from one app.
Read guide →Best billing software for medical / pharmacy stores
Batch & expiry tracking, near-expiry alerts, GST bills and supplier records for chemists.
Read guide →Best POS app for small shops
Turn your phone into a full point-of-sale — barcode billing, GST, stock and udhaar — with no machine to buy.
Read guide →Free online store for your shop
Get your own online store and ordering page automatically — no website to build — so customers order & pay online.
Read guide →Inventory & stock management app
Live stock, low-stock alerts, batch/expiry tracking and supplier records — know what to re-order, automatically.
Read guide →Ready to run your shop from your phone?
Start free with Dukai — billing, GST, stock, udhaar and an online store, all in one place.