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CartModules: PhonePe Payment Gateway
Accept payments from 500+ million PhonePe users in India directly in your CS-Cart or Multi-Vendor store. This addon integrates PhonePe's secure PAY_PAGE redirect flow, supporting India's most popular payment methods.
Supported Payment Methods
- UPI — PhonePe app, Google Pay, Paytm, and all UPI-enabled apps
- Credit & Debit Cards — Visa, Mastercard, Rupay
- Net Banking — All major Indian banks
- Wallets — PhonePe wallet and other supported wallets
Key Features
- Secure SHA256 checksum verification on every API call
- Redirect-based flow (PCI DSS SAQ A compliant — no card data touches your server)
- Server-to-server webhook for reliable payment confirmation
- Built-in sandbox/test mode toggle for development and testing
- Configurable order status mapping for completed, failed, and pending payments
- Amounts automatically converted to paise (INR smallest unit)
- Idempotent callback handling — prevents duplicate order processing
- Structured logging with sensitive data redaction
Target Market
India — PhonePe is one of India's largest digital payment platforms, processing billions of transactions monthly via UPI. This addon is designed for stores selling in INR (Indian Rupees).
Requirements
- CS-Cart or Multi-Vendor 4.x
- PHP 7.1 or higher
- PhonePe merchant account with API credentials (Merchant ID, Salt Key, Salt Index)
- SSL certificate on your store (required for webhook callbacks)
Installation
- Go to Add-ons > Manage add-ons, click Manual installation, and upload the addon zip
- Activate the addon and enter the license key
- Go to Administration > Payment methods and add a new payment method
- Select "PhonePe Payment Gateway" as the processor
- Enter your Merchant ID, Salt Key, and Salt Index from the PhonePe dashboard
- Set Payment mode to "Test (Sandbox)" for testing, then switch to "Live (Production)" when ready
Payment type
One-time payment
Product
- Store Builder
- Store Builder Ultimate
- Multi-Vendor
- Multi-Vendor Plus
- Multi-Vendor Ultimate
Compatible versions
- 4.20.1
- 4.19.1.SP2
- 4.19.1.SP1
- 4.19.1
- 4.18.4
- 4.18.3
- 4.18.2.SP1
- 4.18.2
- 4.18.1.SP1
- 4.18.1
- 4.17.2.SP3
- 4.17.2.SP2
- 4.17.2.SP1
- 4.17.2
- 4.17.1
- 4.16.2
- 4.16.1
- 4.15.2
- 4.15.1.SP4
- 4.15.1.SP3
- 4.15.1.SP2
- 4.15.1.SP1
- 4.15.1
- 4.14.3
- 4.14.2.SP1
- 4.14.2
- 4.14.1.SP1
- 4.14.1
- 4.13.3
- 4.13.2.SP2
- 4.13.2.SP1
- 4.13.2
- 4.13.1
- 4.12.2
- 4.12.1
- 4.11.5
- 4.11.4
- 4.11.3
- 4.11.2
- 4.11.1
- 4.10.4.SP1
- 4.10.4
- 4.10.3
- 4.10.2
- 4.10.1
- 4.9.3
- 4.9.2
- 4.9.1
- 4.8.2
- 4.7.4
- 4.6.3
Localizations
- English
Contact information
Email
Phone
+91-96538-49089
Website
CartModules is an authorised CS-Cart reseller in India and a CS-Cart development specialist since 2014. We have delivered 250+ projects for businesses in 20+ countries and publish 125+ solutions on the CS-Cart Marketplace, all developed and maintained in-house.
What we are known for
Integrations. We help merchants connect CS-Cart with the platforms and services they already use.
Marketplace Connectors. Connect CS-Cart Multi-Vendor with Shopify, WooCommerce, Wix, PrestaShop, Shopware 6, Squarespace, Square and Ecwid through individual connectors, all managed from one place with Shop Connector Manager.
Payments. 90 payment gateway add-ons covering regional methods and buy-now-pay-later, including Tabby, Tamara, Afterpay, Sezzle, Affirm, Almapay, Takbull, Windcave, aamarPay and Atmos.
Shipping. 14 shipping integrations including ShipStation, Shippo, Smart Shipping & Fulfillment Manager, Aramex, DTDC, Ekart, Shiprocket, Safexpress, UPS and Purolator.
Search and AI. Algolia AI Instant Search and AI Store Copilot.
What we do
- CS-Cart Store and Multi-Vendor Marketplace Development
- Custom Add-on Development
- Third-Party API and Service Integrations
- Marketplace Connectors
- Multi-Store Development
- CS-Cart Version Upgrades
- Migration to CS-Cart
- Custom Themes and UI/UX Development
- Mobile App Development
- Payment and Shipping Integrations
- Server Support, Maintenance and Performance Optimization
Support
Every CartModules add-on is maintained by the team that developed it, so technical support and updates come directly from us. We also offer a 30-day money-back guarantee on every CartModules add-on.
Need a custom CS-Cart solution?
sales@cartmodules.com
 | +91 96538 49089
 | cartmodules.com
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