# Quantum4U Lab Pvt. Ltd.

> Quantum4U is an award-winning AI and mobile application development company based in Gurugram, India. We build high-performance Android, iOS, and AI-powered apps used by 100M+ users worldwide. Founded in 2016, we have published 50+ apps with an average rating of 4.5+.

Quantum4U specializes in Android app development, iOS app development, Smart AI/ML solutions, UI/UX designing, and app testing services. We serve industries including healthcare, fintech, e-commerce, edtech, logistics, real estate, media, agriculture, and HR. Our tech stack includes Kotlin, Swift, Flutter, TensorFlow Lite, Core ML, PyTorch, and LangChain.

Contact: info@quantum4u.in | Gurugram, Haryana 122018, India | GST: 06AADCQ8284B1ZK

## Pages

- [Home](https://quantum4u.in/): Main landing page with hero slider, about section, services overview, testimonials, featured apps, and blog highlights
- [About Us](https://quantum4u.in/about): Company story, work culture, values, milestones, and team
- [Services](https://quantum4u.in/services): Core services — Android development, iOS development, Smart AI solutions, UI/UX design, App testing. Skills and industry verticals
- [Our Apps](https://quantum4u.in/apps): Full catalog of 55+ Android and iOS apps with filters by platform and category
- [Blog](https://quantum4u.in/blog): 14 articles on AI/ML, mobile development, cross-platform, app marketing, Firebase, and industry trends
- [Careers](https://quantum4u.in/careers): Open positions in engineering, design, product, and marketing. Perks and application form
- [Contact](https://quantum4u.in/contact): Contact form, office address, email, working hours, FAQ, and social links

## Featured Apps

- [Projector - HD Video Mirroring](https://quantum4u.in/apps/projector-hd-video-mirroring): Mirror your screen to Smart TV. 10M+ downloads
- [Call Recorder Automatic - ACR](https://quantum4u.in/apps/call-recorder-automatic-acr): Record every call automatically. 27M+ downloads
- [Clone Phone: Data Transfer App](https://quantum4u.in/apps/clone-phone-data-transfer-app): Switch phones in minutes. 10M+ downloads
- [Software Update - Phone Update](https://quantum4u.in/apps/update-software-latest): Stay updated, stay secure. 10M+ downloads
- [Smart Caller ID - Call Blocker](https://quantum4u.in/apps/smart-caller-id-call-blocker): Know who's calling. Block the rest. 10M+ downloads
- [WiFi Password Show - Analyzer](https://quantum4u.in/apps/wifi-password-show-analyzer): View saved WiFi passwords instantly. 5M+ downloads
- [Fingerprint Screen Lock](https://quantum4u.in/apps/fingerprint-screen-lock): Lock your screen with your fingerprint. 1M+ downloads

## Blog Posts

- [Best Hindi Calendar App 2026](https://quantum4u.in/blog/best-hindi-calendar-app-2026): Panchang, festivals, muhurat timings in one app
- [AI and Machine Learning: Changing the Face of Mobile Apps](https://quantum4u.in/blog/ai-machine-learning-changing-face-of-mobile-apps): How AI/ML is revolutionizing mobile development
- [Mobile Ecosystem and The Era of 5G](https://quantum4u.in/blog/mobile-ecosystem-era-of-5g): 5G unlocking new possibilities for mobile apps
- [The Rise of Cross-Platform Development](https://quantum4u.in/blog/rise-of-cross-platform-development): Flutter vs React Native and when to choose each
- [Benefits of Using Firebase](https://quantum4u.in/blog/importance-of-firebase): Complete backend solution for mobile apps
- [Google I/O 2024: Innovations and Highlights](https://quantum4u.in/blog/google-io-2024-innovations-highlights): Gemini AI, Android 15, developer tools recap
- [How Can You Promote My App?](https://quantum4u.in/blog/how-can-you-promote-my-app): ASO, paid campaigns, social media, influencer marketing guide
- [How Can I Generate Revenue from My App?](https://quantum4u.in/blog/app-monetization-guide): Ads, subscriptions, in-app purchases, freemium strategies

## Legal

- [Privacy Policy](https://quantum4u.in/privacy-policy): Data collection, user privacy, third-party suppliers, limited liability
- [Terms and Conditions](https://quantum4u.in/terms): General terms, billing, refunds, termination, regional restrictions
- [EULA](https://quantum4u.in/eula): End-user license agreement, license grant, restrictions, intellectual property

## Social

- [Facebook](https://www.facebook.com/quantum4u)
- [LinkedIn](https://www.linkedin.com/company/quantum4u-lab-pvt-ltd/)
- [Instagram](https://www.instagram.com/quantum4ulab/)
- [Clutch](http://clutch.co/profile/quantum4u-lab-private)
- [Glassdoor](https://www.glassdoor.co.in/Overview/Working-at-Quantum4U-EI_IE1810353.11,20.htm)

## Optional

- [SkyAQI: Weather Forecast App](https://quantum4u.in/blog/skyaqi-weather-forecast-app): Air quality monitoring app for Indian cities
- [Tea Amo - Match, Spot Red Flag](https://quantum4u.in/blog/tea-amo-match-spot-red-flag): AI-powered dating app with red flag detection
- [Dream Reader](https://quantum4u.in/blog/discover-dreams-soulmate-dream-reader): AI dream interpretation app
- [Plant Care App](https://quantum4u.in/blog/real-life-moments-plant-care-app): AI plant identification and care
- [Web Design Agency](https://quantum4u.in/blog/reasons-why-we-love-web-design-agency): Why great web design matters
- [Transform Your Phone with Themes](https://quantum4u.in/blog/transform-your-phone-with-themes): Personalize Android with custom themes