Free UPI & WhatsApp Tools
Utilities for Indian businesses that take orders on WhatsApp and get paid over UPI. No sign-up, no watermark, no data collection — open one in your browser, get your answer, close the tab.
UPI tools
Collect payments on India's own rails. Build a UPI link to send over WhatsApp, a QR to print for your counter, or check an ID for the typo that quietly eats a payment. Everything runs in your browser — your UPI ID is never uploaded.
UPI Link Generator
Build a UPI payment link (upi://pay) and QR from your UPI ID — amount and note pre-filled — plus a ready-to-send WhatsApp payment message. Works with every UPI app.
Open toolUPI QR Code Generator
Turn your UPI ID into a scan-to-pay QR code — the one on every kirana counter. Download a print-ready PNG up to 1024px. No watermark, never expires, free.
Open toolUPI ID Validator
Check whether a UPI ID is correctly formed and see which app and bank issued its handle — @okhdfcbank, @ybl, @paytm and more. Catches typos before they eat a payment.
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WhatsApp tools
Get customers into a chat with you: click-to-chat links, scannable QR codes, and a floating chat button for your website. No sign-up, no tracking.
WhatsApp Link Generator
Create a wa.me click-to-chat link with a pre-filled message in seconds — plus a scannable QR. Copy, test, share. No sign-up, runs in your browser.
Open toolWhatsApp QR Code Generator
Turn your WhatsApp number into a scannable QR code with a pre-filled message. Download a print-ready PNG up to 1024px — no watermark, no expiry.
Open toolWhatsApp Chat Button for Website
Generate a floating WhatsApp button as a pure HTML/CSS snippet for any site — custom label, position, and brand color. No script, no tracking.
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Calculators
Size the spend before you commit to it. Indian wholesale message rates pre-loaded, every assumption visible and editable.
WhatsApp Conversation Cost Calculator
Estimate your monthly WhatsApp Business API bill in INR. Indian wholesale rates pre-loaded — split by Marketing, Utility, Authentication, and Service categories.
Open toolWhatsApp ROI Calculator
Estimate WhatsApp marketing ROI as an honest low–high range — recovered carts, repeat-purchase broadcasts, hours saved, and message costs. Every assumption visible and editable.
Open toolROAS Calculator
Compare last-click vs Bayesian attribution and see how much of your reported ROAS is signal vs noise. Drop in your spend and revenue, get a same-page breakdown.
Open tool
Looking for something deeper?
Pair the tools with the WatEase pillar guide and glossary to learn the WhatsApp commerce vocabulary, then jump back to the calculators to size your spend.