NNT Mart · Karol Bagh, Delhi
E-commerce website and mobile app development in Karol Bagh, Delhi
Turn what you sell into a complete online store, B2B portal, marketplace or shopping app built for Karol Bagh, Delhi. Checkout with UPI (Google Pay, PhonePe, Paytm), RuPay, Visa and Mastercard cards and net banking, delivery through Delhivery and Blue Dart and GST-ready invoicing — designed and developed to your requirements by N&T Software.
- Web platform + Android/iOS app
- UPI (Google Pay, PhonePe, Paytm) and RuPay, Visa and Mastercard cards
- Delivery via Delhivery
- Demo within 24 hours
Quick answer
Who builds e-commerce websites and apps in Karol Bagh, Delhi?
NNT Mart by N&T Software builds custom online stores, B2B portals, marketplaces and shopping apps for businesses in Karol Bagh, Delhi. Platforms support UPI (Google Pay, PhonePe, Paytm), RuPay, Visa and Mastercard cards and net banking, ship through Delhivery and Blue Dart, follow the Digital Personal Data Protection Act 2023 and the DPDP Rules 2025, and come with a free demo within 24 hours of the requirements meeting.
The Karol Bagh market
What an online store in Karol Bagh, Delhi needs
India has the world's largest real-time payments system in UPI and one of the fastest-growing online shopper bases, increasingly from tier-2 and tier-3 cities. Businesses that own their store — with UPI, COD, regional languages and WhatsApp updates — build loyal customers instead of renting them from marketplaces.
- Local payments
- UPI (Google Pay, PhonePe, Paytm), RuPay, Visa and Mastercard cards, net banking and cash on delivery
- Delivery
- Delhivery, Blue Dart and Shiprocket
- Tax on online sales
- India levies GST, rationalised in September 2025 into main slabs of 5% and 18% with a 40% rate for select goods; e-commerce operators collect TCS, and e-invoicing and e-way bills apply above set thresholds.
- Customer data law
- The Digital Personal Data Protection Act 2023 and the DPDP Rules 2025, alongside the IT Act 2000
- Currency
- Indian rupee (INR)
- Working with our team
- On the same clock as our team in India (IST)
Strong online demand in India: mobiles and electronics, fashion and ethnic wear, beauty and personal care, groceries and FMCG, home and kitchen and B2B industrial supplies. Local brands also sell on Amazon.in, Flipkart and Meesho, and we connect your own store to those channels.
Solutions
E-commerce solutions for businesses in Karol Bagh, Delhi
Choose the solution closest to your business model. Each opens the full local page with payment, delivery and compliance details.
Online Store Builder in Karol Bagh
Launch a branded, mobile-responsive online store with products, payments, orders, customers, shipping and reporting.
Explore online store in Karol Bagh →
B2B & Wholesale Commerce in Karol Bagh
Support approved business accounts, account pricing, bulk ordering, purchase orders and credit workflows.
Explore B2B ordering portal in Karol Bagh →
Manufacturer & Distributor Portal in Karol Bagh
Present technical catalogues, capture quotations and enable controlled dealer or distributor ordering.
Explore manufacturer and dealer portal in Karol Bagh →
Multi-Vendor Marketplace in Karol Bagh
Create an optional custom marketplace with vendor onboarding, catalogue control, commissions and order governance.
Explore multi-vendor marketplace in Karol Bagh →
Service Booking Commerce in Karol Bagh
Sell appointments, consultations, maintenance packages, classes and resource-based services.
Explore service booking platform in Karol Bagh →
Subscription & Membership Commerce in Karol Bagh
Manage recurring plans, memberships, renewals, entitlements and scheduled deliveries.
Explore subscription commerce platform in Karol Bagh →
Mobile Commerce Applications in Karol Bagh
Extend your store through customer, dealer, delivery or administration mobile applications.
Explore shopping app in Karol Bagh →
Custom E-Commerce Development in Karol Bagh
Build tailored workflows, portals and integrations for complex enterprise requirements.
Explore custom e-commerce platform in Karol Bagh →
International & Multi-Region Commerce in Karol Bagh
Prepare selected markets with regional content, currencies, payment providers and fulfilment rules.
Explore international e-commerce platform in Karol Bagh →
E-commerce development in Karol Bagh, Delhi — FAQs
Which payment methods can my online store in Karol Bagh, Delhi accept?
Stores we build for Karol Bagh, Delhi support UPI (Google Pay, PhonePe, Paytm), RuPay, Visa and Mastercard cards, net banking, cash on delivery, EMI and cardless EMI and wallets and UPI AutoPay for subscriptions, plus international cards where your payment provider allows them. Providers are chosen by merchant eligibility, currency (Indian rupee) and settlement needs.
How is delivery handled for a store in Karol Bagh, Delhi?
We connect Delhivery, Blue Dart, Shiprocket, DTDC, Xpressbees, Ecom Express and India Post or your own delivery team, with rate, tracking and return workflows set to your service area.
What tax and data rules apply to an online store in India?
Online sales in India fall under India levies GST, rationalised in September 2025 into main slabs of 5% and 18% with a 40% rate for select goods; e-commerce operators collect TCS, and e-invoicing and e-way bills apply above set thresholds.. Customer data is governed by the Digital Personal Data Protection Act 2023 and the DPDP Rules 2025, alongside the IT Act 2000, and consumer rules are covered by the Consumer Protection (E-Commerce) Rules 2020, which require seller details, country of origin, grievance officers and clear return and refund policies, plus the Legal Metrology rules on product labelling. We build invoicing, consent and records around them.
Can you build both the website and the mobile app for Karol Bagh, Delhi?
Yes. We design and build the e-commerce platform and its Android and iOS apps on one shared backend, to your requirements.
How quickly will I hear back from NNT Mart about a project in Karol Bagh?
Within 10 minutes, any day, by email, phone or WhatsApp. We hold a requirements meeting and share a working demo within 24 hours of it.
Free demo in 24 hours
Tell us about your business in Karol Bagh
A few lines are enough. We reply within 10 minutes, meet to understand your requirements and show you a working demo within 24 hours.
Tell us what you sell. We will show you a working demo in 24 hours.
Free requirements meeting, a demo built on your use case and a proposal priced to your budget — with no obligation.