- The short answer — read this first
- Which app do most Indians use?
- PhonePe, GPay and Paytm — breakdown for merchants
- Full comparison table
- Verdict — which QR code should you create?
- What happens when customer uses a different app?
- Personal UPI QR vs Business QR
- Create your UPI QR code — free
- Frequently asked questions
You want to accept UPI payments at your shop. You've heard of PhonePe, Google Pay and Paytm. Now you're wondering — which one should I use? Do I need a separate QR code for each app?
This is one of the most common questions from small shop owners in India. The answer might surprise you.
The Short Answer — Read This First
One QR code works with all three.
This is the fundamental design of UPI — Unified Payments Interface. The "Unified" is the key word. The government built UPI so that all apps work together. No app lock-in, no separate QR codes needed.
Which App Do Most Indians Use?
Even though one QR works for all, it's useful to understand which apps your customers are most likely using. This helps you understand who you're serving.
| App | UPI Market Share | Monthly transactions | Strongest in |
|---|---|---|---|
| PhonePe | ~48–50% Leader | ~9–10 billion/month | Tier 2 & 3 cities, merchants |
| Google Pay | ~35–37% | ~7 billion/month | Urban users, tech-savvy |
| Paytm | ~7–9% | ~1.5 billion/month | Online payments, bills |
| Others (BHIM, bank apps) | ~5–8% | ~1 billion/month | Bank-linked users |
Market share figures are based on NPCI data and industry reports. Numbers are approximate and change over time.
If you only had a PhonePe-specific QR code, you'd miss ~50% of your potential customers. Since one UPI QR accepts all apps, you automatically capture 100% of UPI users — PhonePe, GPay, Paytm, BHIM, everyone.
PhonePe, GPay and Paytm — What's Different for Merchants?
Even though one QR works for all, here's what's different about each app from a merchant's perspective:
Full Comparison — What Matters for Your Shop
| Factor | PhonePe | Google Pay | Paytm |
|---|---|---|---|
| Customer base | Largest in India | Strong urban base | Declining |
| Works with your UPI QR | ✓ Yes | ✓ Yes | ✓ Yes |
| Merchant app | PhonePe for Business | No separate app | Paytm for Business |
| Sound box available | ✓ Yes | ✗ No | ✓ Yes |
| Transaction fees | Zero MDR | Zero MDR | Zero MDR |
| Settlement speed | Instant | Instant | Instant |
| Tier 2/3 city presence | Very strong | Moderate | Moderate |
| Reliability (2025-26) | High | High | Moderate post-RBI action |
Verdict — Which QR Code Should You Create?
The answer is simple and the same for every shop owner in India:
It works for all three — and every other UPI app.
But if you want app-specific merchant tools:
Best for kirana stores and tier 2/3 city shops. Download separately to track all transactions.
Good analytics dashboard and sound box option. Useful for shops with older customers.
No separate merchant app needed. Works perfectly for accepting payments via your standard UPI QR.
What Happens When Customer Uses a Different App Than You?
This is the question most shop owners have but never ask out loud.
Say you use PhonePe. Your customer only has Google Pay. Will the payment work?
Yes. 100%.
Here is how it works in simple terms:
NPCI (the organisation that runs UPI) built all apps to talk to each other. A PhonePe user paying a GPay merchant, a Paytm user paying a PhonePe merchant — it all works the same way. The app is just the front end. The money moves through the same UPI rails underneath.
You use PhonePe. Your customer uses Google Pay. They scan your QR code, enter ₹150, confirm. The money hits your bank account in seconds. Your PhonePe app shows the incoming payment. Everything works perfectly — no issues, no delays.
Personal UPI QR vs Business QR — What's the Difference?
Many shop owners don't know there are two types of UPI QR codes. Here's the simple breakdown:
| Feature | Personal UPI QR | Business QR (Merchant) |
|---|---|---|
| Cost | Free forever | Free (some features paid) |
| Accepts all UPI apps | ✓ Yes | ✓ Yes |
| Transaction history | Basic — in your app | Detailed dashboard |
| Sound box support | ✗ No | ✓ Yes |
| Staff accounts | ✗ No | ✓ Some apps support this |
| Best for | Home businesses, freelancers, small shops just starting out | Established shops, restaurants, businesses needing records |
For most small shops — a personal UPI QR is all you need. It accepts all payments, it's free, and it takes 2 minutes to create. If you grow and need analytics or a sound box, you can register for a business account on PhonePe for Business or Paytm for Business later — your UPI QR stays the same.
A sound box announces "Payment received — ₹X from [name]" out loud when a customer pays. Both PhonePe and Paytm offer sound boxes for merchants. You still only need one UPI QR code — the sound box just confirms the payment aloud so you can hear it during busy periods.