
Fintech App Development Company | Credit Card Bill Payment & Digital Wallet App Source Code - Overview
Sunra Soft Tech is a premier fintech app development company based in Pune, engineering secure, compliant, and scalable financial technology solutions for startups and enterprises across India and globally. We build next-generation credit card bill payment and digital wallet platforms featuring seamless credit-card-to-credit-card transactions, Bharat Bill Payment System (BBPS) integration, automated cashback rewards, vendor payout engines, and instant digital KYC verification. Built with high-security banking architectures, robust API layers, and multi-tier encryption, our ready-to-launch Flutter fintech source code empowers businesses to launch their own branded payment application with complete control.

Trusted Fintech Development Partner: 40+ Financial Platforms Delivered
With a proven track record of deploying over 40+ high-security fintech, digital wallet, and bill payment applications, we empower financial startups and enterprises to process millions of transactions securely. As a premier IT and software development company based in Pune, our expertise lies in engineering robust, PCI-DSS compliant, and high-frequency transaction architectures.
Our flagship fintech solution features a modern, high-conversion banking UI/UX designed for frictionless payments on Android, iOS, and Web. This pre-engineered Flutter and Node.js framework includes 35+ ready-to-deploy frontend screens, covering mission-critical modules like Credit Card Bill Settlements, Bharat Bill Payment System (BBPS) Integration, Automated Cashback & Rewards Engine, P2P Digital Wallet, and Instant Real-Time KYC Verification.

Intuitive Dashboard & Smart Credit Card Bill Settlement
Experience a seamless financial interface engineered for quick credit-card-to-credit-card bill settlements and instant balance tracking. Our high-conversion Flutter UI offers effortless card management, upcoming due date alerts, and one-tap payment processing with zero friction.

BBPS Utility Bill Payments & Digital Wallet Transfers
Integrated with the Bharat Bill Payment System (BBPS), this module allows users to recharge mobiles and pay electricity, DTH, and utility bills instantly. Featuring a secure multi-currency digital wallet, users enjoy fast peer-to-peer (P2P) transfers and transparent transaction histories.

Gamified Cashback Rewards, Business Payouts & Real-Time KYC
Maximize user retention with automated scratch cards, loyalty reward points, and dynamic cashback on eligible credit card transactions. Equipped with commercial vendor payout tools and real-time Aadhaar/PAN KYC verification, it delivers enterprise-grade security and full regulatory compliance.

Frequently Asked Questions (FAQs)
Q1. How much does it cost to build a custom Fintech & Credit Card Bill Payment App?
Ans: The development cost depends on banking API integrations, BBPS certification, security compliance (PCI-DSS), and platform platforms (Android, iOS, Web). Sunra Soft Tech delivers highly cost-effective, ready-to-deploy source code solutions as well as tailored enterprise development.
Q2. How secure is the digital wallet and payment architecture?
Ans: Our fintech platforms are engineered with end-to-end 256-bit data encryption, tokenized payment gateways, multi-factor authentication (MFA), and bank-grade security protocols to safeguard all transactions and sensitive cardholder data.
Q3. Can we integrate third-party payment gateways and biller networks?
Ans: Yes, our Flutter-based fintech app architecture is 100% modular and customizable, allowing seamless integration with leading Indian payment aggregators (Razorpay, Cashfree, PayU) and BBPS biller networks.







