Mobile apps built
for scale, speed
& App Store success.
We design and build native iOS, Android, Flutter, and React Native apps for Fortune 500s, scale-ups, and unicorn-bound startups. 600+ apps delivered · 50M+ combined downloads · 4.9★ average store rating.
The mobile partner
that gets apps to the top.
90 mobile engineers, 12 product designers, and 6 ASO specialists working under one delivery org. We've launched 600+ apps for clients ranging from Y-Combinator startups to Fortune 500 enterprises across 60+ countries.
Our apps don't just ship to the store — they get to the top of it. 15 of our launches in the last 24 months have hit App Store top-100 in their category. 8 have crossed 1 million downloads. Every launch comes with App Store Optimization, performance tuning, and a 3-month warranty.
Native, Hybrid, Cross-platform —
we cover every stack.
Whether you need pixel-perfect native iOS, a single Flutter codebase, or a progressive web app — we have the team and the playbook.
iOS App Development
Native iOS apps in Swift & SwiftUI — pixel-perfect, performant, App Store-optimized.
- Swift, SwiftUI, Combine
- ARKit · Core ML · Vision
- iPadOS · macOS Catalyst
- WatchOS companion apps
- App Store submission & ASO
Android App Development
Native Android in Kotlin + Jetpack Compose — fast, modern, Play Store-ready.
- Kotlin · Jetpack Compose
- Coroutines · Flow · Hilt
- Wear OS · Android TV · Auto
- Material Design 3
- Play Store optimization
Flutter Development
Cross-platform iOS + Android from a single codebase. Native feel, faster delivery.
- Flutter 3 · Dart
- Riverpod · Bloc · GetX
- Offline-first sync
- Native plugin development
- iOS + Android in parallel
React Native
Cross-platform mobile in JavaScript / TypeScript, native modules where it matters.
- React Native + Expo
- Native modules in Swift/Kotlin
- Reanimated · Skia · Gesture
- Shared web + mobile codebase
- Fast iteration · OTA updates
Progressive Web Apps
Web apps that install like native — no app store, instant updates, full offline.
- Service workers · IndexedDB
- Push notifications
- Installable on iOS + Android
- No App Store gatekeeping
- SEO + share-friendly
AR / VR & Wearable Apps
Immersive mobile experiences — AR shopping, Vision Pro, watch & TV companions.
- ARKit · ARCore · WebAR
- visionOS · Vision Pro
- Apple Watch · Wear OS
- tvOS · Android TV
- 3D · Three.js · Reality Composer
Eight categories.
One delivery team.
From super-apps to niche productivity tools — here's a sample of the mobile products we deliver.
Mobile expertise across
12 verticals.
Healthcare
Telehealth · HIPAAFintech
Wallets · neobanks · tradingE-commerce
D2C · marketplace · social commerceFood & On-Demand
Food delivery · groceryEdTech
K-12 · live class · upskillingTravel
OTA · loyalty · airlineLogistics
Fleet · last-mile · 3PLFitness & Wellness
Trainer · workout · wellnessMedia & OTT
Streaming · contentReal Estate
Listings · agent CRMInsurTech
Claims · policy · agentGaming & Social
Mobile games · chat · creatorEvery WebSenor app ships with
enterprise-grade foundations.
Not just the features in your brief. Performance, security, observability, and ASO are part of the package by default.
60-FPS smooth, 2-second cold-start.
We don't ship apps that drop frames. Every screen is profiled, every animation tuned, every API call cached. Average cold-start under 2 seconds on mid-tier devices.
- Frame-pacing audit on every screen
- Image lazy-loading + caching from day one
- Code-splitting + dynamic feature delivery
- Sub-2s cold start · enforced by CI
Banking-grade by default.
Every app passes our 47-point security checklist before reaching the store. Certificate pinning, biometric auth, secure enclave, encrypted local storage — table stakes for us.
- Certificate pinning + jailbreak detection
- Face ID / Touch ID / Android biometric
- End-to-end encryption (E2EE)
- HIPAA · PCI-DSS · GDPR audit-ready
On-device AI, Core ML, edge inference.
The next generation of mobile is AI-native. We embed on-device AI — symptom checkers, smart search, recommendations, voice — using Core ML, MediaPipe, and quantized LLMs.
- Core ML · MediaPipe · TFLite
- On-device chat (Llama, Phi-3)
- Streaming AI · partial responses
- Private inference · no data leaves device
We don't just launch — we rank.
Our 6-person ASO team works on every launch. Store metadata, keywords, screenshots, A/B testing, and reviews monitoring — included in every fixed-scope project.
- Keyword research + competitive analysis
- A/B test screenshots & preview videos
- Localized for 15+ markets
- Review monitoring + reply automation
From kickoff to App Store
in 14 weeks on average.
Discovery & Strategy
User interviews · competitive analysis · MVP scope · 1-week sprint.
UX & Visual Design
Wireframes · Figma prototypes · design system · 2-3 weeks.
Development & QA
2-week sprints · weekly TestFlight builds · automated QA · 8-10 weeks.
Launch & Iterate
App Store submission · ASO · post-launch analytics · iterate for 2 weeks.
What ships in every sprint
Mon · Sprint plan
Tickets locked, capacity confirmed
Tue-Thu · Build
Pair-coding, PR reviews, daily standups
Fri AM · TestFlight
Build shipped to your devices for review
Fri PM · Demo
Live demo with you · sprint retro
The exact stack we use.
Native iOS
Native Android
Cross-Platform
Backend & Infra
Transparent pricing.
No surprises.
MVP / Startup
Launch fast, validate, iterate. iOS + Android in one Flutter codebase.
- iOS + Android in one codebase
- Up to 8 core screens
- Backend + auth + payments
- App Store + Play Store launch
- 10-14 weeks delivery
- 3-month post-launch warranty
Enterprise App
Native iOS + Android, complex integrations, enterprise security.
- Native iOS (Swift) + Android (Kotlin)
- 15-30 screens · full feature set
- Enterprise integrations (SAP, Salesforce)
- HIPAA / PCI-DSS compliance
- 16-24 weeks delivery
- 6-month warranty + SLA support
Dedicated Mobile Team
Extended in-house team for continuous app development & iteration.
- Full-time dedicated engineers
- iOS · Android · Flutter · QA
- Scale up/down monthly
- Operates on your tooling
- Includes PM + tech lead
- Direct-hire rights after 12mo
Mobile apps we've
delivered & scaled.
Telemedicine Super-App
End-to-end telehealth platform with AI symptom triage + pharmacy delivery for a UAE health system.
Read case studyWealth Management iOS App
Native iOS app with on-device biometrics, real-time portfolio, and AI advisor for a Singapore wealth platform.
View portfolioAR Furniture Try-On App
ARKit/ARCore experience letting shoppers place furniture in their rooms before buying.
View portfolio600+ apps. 4.9★ average.
The WebSenor mobile team delivered a Flutter app that runs as smooth as native on both iOS and Android. Cold start under 1.8s. We hit App Store top-10 in our category in 4 weeks.
From Figma wireframes to App Store live in 13 weeks. They handled the entire pipeline — design, dev, QA, ASO. We just provided the brand and the API. Easiest vendor relationship we've had.
HIPAA compliance, biometric auth, offline-first sync — everything we needed for a medical app. Their security audit caught 14 issues our internal team missed. Worth every dollar.
Everything teams ask
before building an app with us.
Get a free
app quote in 24 hours.
Share your idea, requirements, and timeline. Within 24 hours you'll get a technical approach, accurate cost estimate, and a delivery plan — from a senior mobile architect, not a sales rep.
What you get in 24 hours
Tell us about your app
12+ years · 600+ apps · 50M+ downloads
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Apps delivered0
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Top-100 App Store launches
How we hit sub-2s cold start on Flutter apps
The 14 ASO experiments that doubled our client's downloads
Why we picked Riverpod over Bloc for our last 8 apps
Running Llama 3.3 on iPhone: a real-world benchmark
The 47-point mobile security checklist we run before every release
Your app idea.
Quoted in 24 hours.
Tell us what you want to build. We'll come back with a senior mobile architect's perspective, a realistic cost estimate, and a 90-day delivery plan.