If by “most popular” you mean the payment gateway used by the largest number of Indian startups, D2C brands, SaaS companies, and SMBs in 2026, the consensus leader is: 1. — Most widely adopted overall, especially among startups and online businesses. Multiple 2026 industry comparisons describe it as the default choice for Indian merchants due to strong UPI support, developer tools, subscriptions, and integrations. Other major players are: | Gateway | Strongest Use Case | |----------|-------------------| | | Fast settlements, payouts, marketplaces | | | Large enterprises, EMI-heavy businesses | | | UPI-focused merchants | | | Businesses with strong Paytm ecosystem usage | | | Enterprise and multi-currency requirements | | | Global SaaS and international payments | ### Practical ranking for 2026 1. **Razorpay** – most popular overall 2. **Cashfree Payments** – strongest challenger 3. **PayU** – enterprise favorite 4. **PhonePe PG** – growing rapidly with UPI 5. **Paytm PG** 6. **CCAvenue** 7. **Stripe India** (especially for international businesses) ### Which should you choose? - **Startup / SaaS / D2C brand:** Razorpay - **Marketplace or payouts-heavy business:** Cashfree - **Large enterprise:** PayU - **Mostly UPI transactions:** PhonePe PG - **International customers:** Stripe India - **Need maximum payment-method coverage:** CCAvenue If you're launching a new business in India in 2026 and don't have any special requirements, Razorpay is still the most common first choice.
Sources cited · 10
- Razorpayrazorpay.com
- Best Payment Gateway India 2026: Razorpay vs Cashfree vs PayU (Top 10 Compared)shop2host.com/best-payment-gateway-india
- Payment Gateway Integration in India 2026: Razorpay, PayU, Cashfree Compared | Arcenik Technologiesarceniktechnologies.com/blogs/payment-gateway-integration-india-2026
- Cashfree Paymentscashfree.com
- PayU Indiapayu.in
- PhonePe Payment Gatewayphonepe.com/business-solutions/payment-gateway
- Paytm Payment Gatewaybusiness.paytm.com/payment-gateway
- CCAvenueccavenue.com
- Stripe Indiastripe.com/in
- Best payment gateway in India 2026 — Razorpay, Cashfree, PayU, Stripe | MatchYourSaaSmatchyoursaas.com/blog/best-payment-gateway-india-2026