Your all-in-one kirana billing, udhaar khata, and customer ledger system.
Replace lost baki and chaotic registers. High-speed counter billing with dynamic UPI QR, customer credit (udhaar) ledger with live balance tracking, 1-click automated payment reminders with instant pay links on WhatsApp, and complete purchase history — under your shop name.
- Live in 24 hours — guaranteed
- Cards & local gateways
- Unified Multi-Carrier Logistics
- Wildcard SSL
- Built for every market
Your shop. Your khata. Not another software lecture.
Relaycial builds and launches your complete kirana OS: bills at the counter, udhaar ledger per customer, automated payment reminders with direct UPI links, and customer purchase history — under your shop name front and center.
Need invoices-only without udhaar? See Billing Management. Want WhatsApp festival routines? That is Business Nurturing. This page is the complete shop OS — khata + bills + reminders + purchase history.
Everything your shop counter needs to run fast and collect clean.
Purpose-built tools designed for shopkeeper speed, high-contrast readability, and instant customer trust.
Customer Credit (Udhaar) Ledger with Balance Tracking
Stop hunting through 200-page red bahi-khata registers at 10 PM. Every customer gets a crystal-clear, running credit balance with instant audit trail.
- Per-customer running balance with clear Baki (Udhaar) vs Jama (Paid) ledger entries
- Itemized credit logs showing exact staples taken (e.g. Atta 10kg, Mustard Oil 2L, Sugar 5kg)
- Instant search by customer name, phone number, or neighborhood nickname
- Custom credit limits with instant warning alerts before exceeding trusted boundaries
1-Click Automated Payment Reminders with UPI Links
Send respectful, automated WhatsApp payment reminders with dynamic UPI links. Regulars tap once to pay directly via GPay, PhonePe, or Paytm.
- Respectful, customizable shopkeeper templates in Hindi, English, and regional languages
- Embedded dynamic UPI payment link and QR code for instant zero-touch settlement
- Automatic ledger update the moment payment is confirmed — zero manual bookkeeping
- Eliminates awkward evening phone calls while preserving customer goodwill and trust
High-Speed Counter Quick-Billing with Dynamic UPI QR
Generate bills in 3 seconds during peak evening rush. Display exact bill UPI QR on screen, print thermal slips, or share digital bills to WhatsApp.
- Fast lookup for staples, loose grains (kg/g), packaged FMCG, dairy, and custom open items
- Dynamic on-screen UPI QR code generated for the exact bill total — zero manual Soundbox typos
- Support for 2-inch and 3-inch thermal printers, standard PDF invoices, and WhatsApp slips
- Flexible GST (CGST/SGST/HSN) and non-GST composition billing tailored for small shops
Complete Customer Purchase & Credit History
Every bill, item, partial payment, and return logged in a chronological timeline. Resolve any billing confusion in seconds with complete clarity.
- Detailed timeline of every transaction: date, items bought, bill total, and payment mode
- Instant dispute resolution: see exactly which date 5kg Basmati or 2L Oil was taken on credit
- Identify top 20% most loyal customers and reward prompt monthly settlements
- Download or share customer-wise monthly PDF account statements in one click
Your shop name on every bill & khata
Your shop name, address, GSTIN, and contact details on every receipt, khata view, and WhatsApp message. Customers trust your store — not a third-party aggregator app.
Your own custom web address
Start instantly on a secure subdomain, then point your own domain like mykirana.in with free automated SSL. Build lasting equity in your own shop brand.
Day-End Cash & UPI Reconciliation
Instant summary of Cash collected vs UPI settled vs Udhaar given vs Old Baki collected. Lock the till at night with zero mismatch.
Multi-Staff & Counter Access
Give shop assistants permissions to bill and log udhaar without exposing full accounting reports or profit margins.
Optional Simple Storefront
A lightweight digital catalogue page for regular customers who want to check staple prices and order reorders over WhatsApp.
Crisp ledger views built for shopkeeper eyes.
Experience the clean contrast between Udhaar (Liye), Jama (Diye), 1-click WhatsApp payment links, and dynamic counter billing.
Rajesh Sharma (Sharma Ji • Flat 302) Good Standing
Mobile: +91 98250 44192 • Credit Limit: ₹5,000
| Date & Time | Particulars / Items | Udhaar (Liye) | Jama (Diye) | Running Baki |
|---|---|---|---|---|
| 18 Sep, 06:45 PM | Atta 10kg + Oil 2L + Tata Salt 1kg Bill #RK-1082 (Counter POS) | +₹748.00 | — | ₹2,840.00 |
| 14 Sep, 08:15 PM | Partial Settlement via WhatsApp UPI UPI Ref: 425891048291 (GPay) | — | -₹1,500.00 | ₹2,092.00 |
| 10 Sep, 11:30 AM | Basmati Rice 5kg + Toor Dal 2kg + Sugar 5kg Bill #RK-0994 | +₹1,240.00 | — | ₹3,592.00 |
WhatsApp Automated Reminder Preview
To: Rajesh Sharma (+91 98250 44192)
Namaste Rajesh Sharma Ji 🙏,
Aapka Shri Radhe Kirana par kul baki hisab (udhaar) ₹2,840.00 hai.
Niche diye gaye link se Google Pay / PhonePe / Paytm dwara 1-tap me payment karein:
✨ When Sharma Ji taps and pays on UPI, your Kirana OS automatically records the payment and settles the ledger line.
Counter POS Quick Checkout
New Bill #RK-1083Day-End Till Closing ("Galla Samadhan")
Date: 18 September 2026 • Counter #1 Summary
Three steps. Then run khata from your counter.
Instant subdomain in ~60 seconds. Your full branded shop OS live within 24 hours — guaranteed.
-
01
Claim
Claim your shop handle
Tell us your shop name and location. We set up your kirana profile, bill template, and instant subdomain.
✓ Early access -
02
Setup
Set up khata & bills
Import customer list, set initial udhaar balances, configure staples, and connect your direct UPI VPA or QR.
✓ Your look + ledger -
03
Serve
Bill & track from counter
Raise counter bills, record udhaar, send 1-click WhatsApp payment reminders, and close the day with clean till counts.
✓ Live in 24h
Honest Platform Comparison
What kirana owners actually weigh — realistic trade-offs versus standalone mobile khata apps (Khatabook/OkCredit), red bahi-khata paper registers, heavy supermarket POS desktop terminals, and custom software builds. Prices for United States in USD.
Counter Billing • Udhaar Ledger • WhatsApp UPI Reminders • White-Label
| Feature / Capability |
Relaycial Kirana OS
All-in-One
|
Khatabook / OkCredit standalone apps | Red Bahi-Khata paper registers | Supermarket POS desktop ERPs |
|---|---|---|---|---|
| Customer Credit (Udhaar) Ledger |
Live running baki · itemized staples · credit limits
|
Basic amount note · lacks itemized billing link | Red bahi-khata · torn pages · math errors | Weak udhaar support · built for cash/card retail |
| Counter POS Quick-Billing |
3-sec checkout · staples, loose & FMCG · thermal bills
|
None · standalone ledger app only | Manual paper slips · slow calculator work | Full barcode billing · complex menus & screens |
| Payment Reminders & UPI Links |
1-click WhatsApp message with auto-reconciling UPI link
|
Generic SMS / WhatsApp with app branding | Awkward evening calls · manual chasing | No native WhatsApp payment reminders |
| Dynamic UPI QR at Counter |
Exact bill QR on counter screen · zero typo risk
|
Static sticker QR only · manual customer entry | Static Soundbox QR · verify manually every time | Supported via costly EDC/POS integrations |
| Customer Purchase History |
Itemized timeline of every bill, item & return
|
Only totals recorded · no line-item history | Lost across past month registers | Detailed logs · locked behind complex reports |
| White-Label Branding & Domain |
100% your shop name, logo & domain (mykirana.in)
|
Third-party app branding on every customer alert | No digital identity or web presence | Vendor software branding on desktop POS |
| Hardware & Device Support |
Any phone, tablet, laptop or POS terminal · cloud synced
|
Mobile only · hard to type bills quickly on small screen | Pen and paper register only | Heavy desktop PC, bulky UPS & Windows license |
| Typical Total Cost |
From $12 / mo · all-in-one shop OS
|
₹0–$5/mo · ledger only (no billing) | “Free” · massive losses in uncollected udhaar | $300+ hardware + AMC renewals |
Realistic comparison tailored for kirana and grocery retail • View transparent monthly shop plans
One simple monthly plan for your entire shop OS.
Showing prices for United States in USD. 0% GMV fee when using your own UPI or payment gateway.
Country & pricing
- 100 Customer khata accounts
- 2 Staff counter logins
- Instant branded subdomain
- Counter billing & dynamic UPI QR
- 1-Click WhatsApp payment reminders
- Customer purchase history & day till reports
- Live in 24 hours — guaranteed
- 1000 Customer khata accounts
- 10 Staff counter logins
- Your custom domain (mykirana.in)
- Counter billing & dynamic UPI QR
- 1-Click WhatsApp payment reminders
- Customer purchase history & day till reports
- Live in 24 hours — guaranteed
- Unlimited customer khata accounts
- 50 Staff counter logins
- Your custom domain (mykirana.in)
- Counter billing & dynamic UPI QR
- 1-Click WhatsApp payment reminders
- Customer purchase history & day till reports
- Live in 24 hours — guaranteed
Shopkeepers who switched from notebook chaos.
Highlights from kiranas and neighborhood retail stores using Relaycial shop tools.
“Notebook khata used to hide who owed what. Now every udhaar line is clear — reminders go out without awkward evening calls.”
“We bill at the counter and track credit in the same place. Customers see our shop name — not some marketplace logo.”
“Payment reminders in simple shop language. Less chasing, more collecting — and the till report finally matches reality.”
Questions about your shop OS.
Everything you need to know about billing, udhaar ledger, WhatsApp payment links, and launch setup.
Launch your kirana OS. Open your first digital khata this week.
Counter quick-billing, customer credit ledger, automated WhatsApp UPI reminders, and complete purchase history — from $12/mo.
Complementary solutions for your business
Pair Kirana + Credit Khata OS with these purpose-built companion modules to streamline daily workflows and grow revenue.
Billing Management
Counter-first billing for local shops — GST tax invoices, UPI collect & day-end cash summaries.
Business Nurturing
Contact segmentation (regulars vs quiet), festival routines & broadcast reach reports in your shop voice.
Social Poster Maker
Automated festival templates and recurring brand posts with your logo permanently locked in place.
Quick Commerce Store
Category aisles, PIN delivery promises, dark-store express sites & lightning checkout under your own domain.
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Need a custom vertical or multi-outlet setup?
Talk directly to our product architects for custom business requirements, ERP connections, or private deployments.