https://www.dukaankit.in/blog/ How DukaanKit is built: shop billing, the phone till, free tools and what goes wrong along the way. Written by the founder. en-IN Tue, 13 Oct 2026 16:00:00 +0530 https://www.dukaankit.in/blog/upi-and-cash-billing-mistakes-at-the-counter https://www.dukaankit.in/blog/upi-and-cash-billing-mistakes-at-the-counter Tue, 13 Oct 2026 16:00:00 +0530 How UPI bills get saved as cash, why a default button causes it, what we changed on the DukaanKit till, and five checks any shop owner can do. Guide POS Food counters https://www.dukaankit.in/blog/server-migration-without-downtime-live-shop https://www.dukaankit.in/blog/server-migration-without-downtime-live-shop Tue, 13 Oct 2026 13:00:00 +0530 How I moved DukaanKit to a new server while the first shop was closed, the five problems a rehearsal found, and what I did not test. Building Back-office Reliability https://www.dukaankit.in/blog/swiggy-zomato-commission-calculator-500-order https://www.dukaankit.in/blog/swiggy-zomato-commission-calculator-500-order Tue, 13 Oct 2026 10:30:00 +0530 A ₹500 online order, line by line: commission, GST on fees, gateway fee and your own discount. A worked example with our free calculator. Guide Free tools Food counters https://www.dukaankit.in/blog/billing-software-with-audit-trail-void-not-delete https://www.dukaankit.in/blog/billing-software-with-audit-trail-void-not-delete Tue, 13 Oct 2026 08:00:00 +0530 Why a bill in DukaanKit POS is voided with a reason and never quietly deleted, what the owner sees on their phone, and what the record cannot do. Product POS Back-office https://www.dukaankit.in/blog/billing-software-security-audit https://www.dukaankit.in/blog/billing-software-security-audit Mon, 12 Oct 2026 19:00:00 +0530 Before showing DukaanKit to strangers, I audited our site, server and till apps against a 20-point checklist. What passed, what failed, what we fixed. Journey Security Building https://www.dukaankit.in/blog/free-business-tools-for-indian-shop-owners https://www.dukaankit.in/blog/free-business-tools-for-indian-shop-owners Mon, 12 Oct 2026 16:00:00 +0530 Our most visited pages sell nothing. Why DukaanKit has 16 free calculators and bill makers, what they do, and what they are honestly not. Product Free tools Journey https://www.dukaankit.in/blog/four-digit-staff-pin-new-phone-approval https://www.dukaankit.in/blog/four-digit-staff-pin-new-phone-approval Mon, 12 Oct 2026 13:00:00 +0530 I forgot the PIN to my own billing app. That led to 4-digit staff PINs, stricter limits on guessing, and owner approval for every new phone. Building Security Staff https://www.dukaankit.in/blog/food-counter-day-kot-billing-app https://www.dukaankit.in/blog/food-counter-day-kot-billing-app Mon, 12 Oct 2026 10:30:00 +0530 One day at a snack counter on DukaanKit POS. PIN in, picture tiles, bill and KOT, Swiggy and Zomato orders, and the four things we got wrong first. Product POS Food counters https://www.dukaankit.in/blog/phone-browser-bluetooth-thermal-printer https://www.dukaankit.in/blog/phone-browser-bluetooth-thermal-printer Mon, 12 Oct 2026 08:00:00 +0530 Why we stopped building a web POS halfway and made an Android till instead. A web page on a phone cannot print a shop bill on most thermal printers. Building Android till Printing