One App Technology • One Software
Modern Websites, Apps & Custom Software
Built to Scale Your Business
One App Technology (One Software / OneApp) banate hain ultra-fast, secure aur custom Websites, Android & iOS Apps, aur Enterprise ERP Software jo aapke business ko grow karein. Noida, Delhi NCR & Worldwide delivery.
Crafting High-Impact Software & Digital Products
Transforming businesses through next-gen web applications, mobile platforms, enterprise software, and scalable cloud architectures.
Web & SaaS
Most Popular
Custom Website & SaaS Development
Modern, lightning-fast, and responsive websites & web portals built on ASP.NET Core, React, and Next.js.
iOS & Android
Trending
Native & Cross-Platform Mobile Apps
High-performance mobile applications with fluid 60FPS UI, real-time push notifications, and App Store publishing.
Enterprise
High Demand
Custom Software & Cloud ERP Solutions
Tailor-made enterprise software, CRM, and workflow automations to streamline multi-branch operational processes.
UI/UX & Branding
Award Design
Creative UI/UX Design & Prototyping
User-centric interface design, wireframing, high-fidelity Figma prototypes, and sleek modern design systems.
E-Commerce
Revenue Driven
High-Conversion E-Commerce Platforms
Feature-loaded online shopping stores with seamless payment gateway integrations, order tracking, and stock management.
Education
School & College Management Portal
End-to-end digital campus ERP covering student enrollment, automated fee billing, online exams, and attendance.
Fitness & Gym
Gym & Fitness Club Automation System
Automate gym operations with member RFID/QR attendance, workout scheduling, subscription reminders, and POS receipts.
Hospitality
Hotel, Hospital & Clinic ERP Systems
Complete reservation & booking engines, patient/guest registration, room management, and comprehensive invoicing.
Choose a Package or Calculate Custom Cost
OneApp Technology guarantees transparent starting rates with zero hidden charges. Pay safely in milestones with 100% source code ownership and free post-delivery warranty.
Business Website
Perfect for small businesses, clinics, schools & personal branding.
- 1 to 5 Modern Responsive Pages
- 100% Mobile & Tablet Friendly
- Contact Form with Email Notification
- WhatsApp Chat & Google Map Setup
- Free SSL Certificate & Domain Setup
- 100% Source Code Handover
- 30 Days Free Technical Support
E-Commerce & Portal
For shops, coaching institutes, gyms & booking businesses.
- Dynamic Product / Service Catalog
- Razorpay / UPI / Card Payment Gateway
- Easy Admin Panel to add/edit items
- Order Tracking & Customer Invoices
- High-Speed SEO Optimization (90+ Score)
- 100% Full Source Code & Database
- 45 Days Free Dedicated Support
Custom Web App & SaaS
ERP, CRM, School/Hospital Management & Custom Startups.
- Tailored Architecture (ASP.NET / React / Node)
- Multi-Role Auth (Admin, Staff, Customer)
- Automated Billing, Reports & Exports
- RESTful APIs & Third-Party Integrations
- Cloud Deployment (AWS / Azure / Railway)
- Full Intellectual Property Handover
- 90 Days Free SLA Warranty
Android App Starter
Native feel & smooth Android app for local businesses & stores.
- High Performance Android Application
- User Login (Google & Phone OTP)
- Push Notifications & Alerts
- Firebase / Secure Cloud DB Backend
- Google Play Store Publishing Help
- Full Source Code & Keystore Handover
- 45 Days Free Maintenance
Android + iOS (Flutter)
One codebase that runs on both Google Play Store & Apple App Store.
- Android + Apple iOS Both Apps Included
- Built with Flutter / React Native (60 FPS)
- Payment Gateway & In-App Checkout
- Real-time Firebase & REST API Sync
- Web-Based Admin Management Dashboard
- Play Store & App Store Deployment
- 60 Days Free Dedicated Support
Web + App Enterprise
Complete digital ecosystem: Website + Android + iOS + Super Admin.
- Modern Responsive Customer Website
- Native-grade Android & iOS Apps
- Centralized Master Admin Control Panel
- Real-time Push Notifications & SMS
- High Scalability Cloud Architecture
- Complete Codebase & Commercial Rights
- 90 Days Premium Free Warranty
Calculate Your Project Cost in Real-Time
*Includes UI/UX Design, Source Code, Database Setup & 30 Days Free Support.
- Base Platform: Website
- Scope: 1-5 Screens
- Timeline: Standard
Milestone Payments
Pay safely in steps: 40% Start • 40% After Demo • 20% on Final Launch.
100% Code Ownership
Full source code, GitHub repo & intellectual property handed over to you.
360-Day Free Warranty
Dedicated bug fixing and technical support after your website/app goes live.
High-Speed & SEO
Blazing fast 90+ Google PageSpeed score and clean SEO architecture built-in.
Meet Our Expert Developers
Talented engineers dedicated to delivering clean code, high speed, and scalable architecture
Akhilesh
Founder & CEO
Sankalp Gupta
Human Resources (HR)
Sanjeev Verma
Frontend Developer
Amitesh Pharate
Developer
Akhand Mishra
Software Developer
Vandana Verma
Business Development Manager
Nishant Srivastva
Developer
Arshit Singh
Sales Executive
ALL ONEAPP PRODUCTS
OneApp encompasses an array of products that automate, streamline and integrate your entire business and housing society operations into one single application.
No products available. Please add products from the dashboard.
Our Development Process
A battle-tested methodology designed for predictable, on-time, and high-quality delivery
Discovery
Deep-dive into your business goals, target audience, technical scope, and timeline.
Architecture & UI
Creating wireframes, interactive UI prototypes, system design, and database schema.
Agile Sprints
Iterative code development with weekly demos, quality tests, and milestone tracking.
Launch & Warranty
Cloud deployment, app store publication, 100% source code handover, and SLA warranty.
What Our Clients Say
Real experiences and feedback from businesses and startups we have helped succeed
" “Working with OneApp Technology has been a great experience. Their team understood our requirements clearly and delivered a reliable solution on time. The support and communication throughout the project were excellent."
Shivam
"OneApp Technology is a professional and dependable technology partner. Their team is knowledgeable, responsive, and always focused on finding the right solution for our business needs. Highly recommended."
Priya
"Great Digital Solutions “We were looking for a technology partner who could understand our business and provide practical digital solutions. OneApp Technology exceeded our expectations with their quality of work and professional approach."
Neha Verma
"Highly Recommended “OneApp Technology has been an excellent technology partner for us. Their professionalism, timely delivery, and customer-focused approach make them a company we can confidently recommend to others."
Kankalp Gupta
Discuss Your Project & Request Proposal
Share your requirements with our expert team and get an actionable tech roadmap & estimation within 24 hours.
Proposal Request Received!
Thank you! Our technical architect has received your project details and will connect with you within 24 hours.
OneApp Technology
Your Trusted IT & Software PartnerAgile sprints with weekly live demo builds so you stay in control.
Complete source code ownership, private git repositories & NDA.
No upfront full payment. Pay in safe stages as milestones finish.
Bug fixes, cloud maintenance, and regular security updates included.