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How UdharPay Was Validated Before a Single Line of Code Was Written

UdharPay · Fintech · SaaS · Product Validation · 7 Days

How UdharPay Was Validated Before a Single Line of Code Was Written

73

Waitlist Signups

54%

Willing to Pay

61%

Rated 5/5

20 hrs

Validation Cost

7 days

Timeline

The Challenge

Before committing weeks of development, one critical question needed answering:

Would Indian small business owners actually pay for an automated WhatsApp payment reminder tool?

Four hypotheses needed validation before a rupee was spent on development:

  • Credit collection is a genuine, painful problem for small businesses
  • WhatsApp reminders are preferred over SMS solutions
  • A UPI QR code inside the reminder is a must-have, not a nice-to-have
  • ₹299/month feels justified against the ROI

The risk: spending 5–6 weeks building a product nobody wanted to pay for.

Our Solution

A 12-question Google Form was designed to test all four hypotheses simultaneously, distributed across:

InstagramLinkedInWhatsApp GroupsFacebook (Kirana Groups)Reddit5 In-Person Shop Visits

Five in-person shop visits in Nagpur supplemented the digital responses, giving qualitative depth to the quantitative data.

The insight that changed everything
Multiple respondents independently said customers don't remember how much they owe. A reminder with the exact amount + one-tap UPI payment link removes every excuse for non-payment — elevating the UPI QR code to the core value proposition.

The Result

73
Responses in 7 days
54%
Willing to pay ₹299/mo
61%
Rated 5/5 usefulness
20 hrs
Total validation cost

Two unexpected insights changed the product before it was built — preventing at least two unwanted features from ever being developed.

Key takeaway: Validation cost 20 hours and prevented weeks of wrong development. The signal from 73 responses aligned with observable market behaviour (KhataBook's growth) gave sufficient confidence to build.

Tech Stack

Google FormsWhatsAppInstagramLinkedInReddit

Project Info

Client

UdharPay

Industry

Fintech · SaaS · Product Validation

Timeline

7 Days

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