Tech Stack Deep Dive

Mobile Health App
Technologies

Native iOS, native Android, React Native, and Flutter — we choose the right technology for your users, budget, and clinical requirements.

Every layer, purpose-built for healthcare

From mobile to backend, every technology is selected for HIPAA compliance, performance, and clinical reliability.

Native iOS

iOS

Swift & SwiftUI

First-class Apple ecosystem integration with the performance and fidelity that iOS users expect.

Swift 5.9+

Modern concurrency, type safety, Swift macros

SwiftUI

Declarative UI with seamless iOS/watchOS/iPadOS support

HealthKit

Read/write health & fitness data from Apple Health

CoreML

On-device ML models for diagnostics and predictions

ARKit

Augmented reality for medical visualization

WatchKit

Apple Watch companion apps and complications

Native Android

Android

Kotlin & Jetpack

Modern Android development with Jetpack Compose and Google's Health Connect API.

Kotlin

Coroutines, Flow, null safety, extension functions

Jetpack Compose

Declarative UI toolkit for Android

Health Connect

Unified health data platform on Android

ML Kit

On-device ML for health features

CameraX

Camera APIs for vitals capture

Wear OS

Android smartwatch app development

React Native

Cross-Platform

Cross-Platform

Ship to iOS and Android from a single TypeScript codebase, with native module bridges for health APIs.

TypeScript

Type-safe JavaScript for large codebases

Expo SDK

Managed workflow with OTA updates

React Navigation

Native navigation patterns for both platforms

react-native-health

HealthKit + Health Connect bridge

Reanimated 3

High-performance animations

TanStack Query

Server state, caching, and synchronization

Flutter

Cross-Platform

Cross-Platform

Google's Flutter for pixel-perfect apps that feel native on both iOS and Android from one Dart codebase.

Dart 3

Sound null safety, records, patterns

Material 3 & Cupertino

Platform-appropriate design

flutter_health

HealthKit + Health Connect plugin

Riverpod

State management and dependency injection

go_router

Declarative routing for Flutter apps

Flame Engine

For gamified health & wellness apps

Backend & Infrastructure

Backend

Secure & Scalable

HIPAA-compliant cloud infrastructure built for high availability and data security.

Node.js / TypeScript

REST and GraphQL API servers

Python / FastAPI

ML services and data pipelines

PostgreSQL

Relational data with row-level security

AWS / GCP

HIPAA BAA cloud hosting

Redis

Caching, sessions, and real-time pub/sub

Kubernetes

Container orchestration for scale

Integrations & Standards

Standards

Interoperability

Connect to EHRs, health devices, and telehealth infrastructure using open standards.

FHIR R4

HL7 FHIR RESTful APIs for interoperability

HL7 v2 / v3

Legacy hospital messaging standards

Epic FHIR

Epic MyChart and EHR integration

Cerner APIs

Oracle Cerner/Millennium integration

Twilio

Video, SMS, and voice for telemedicine

Stripe

HIPAA-compliant payment processing

iOS vs Android vs React Native vs Flutter

Choose the right foundation for your health app.

FactoriOS (Swift)Android (Kotlin)React NativeFlutter
Performance★★★★★★★★★★★★★★☆★★★★☆
Dev SpeedSingle platformSingle platformFast — shared codebaseFast — shared codebase
HealthKitNativeN/ABridge supportPlugin support
Health ConnectN/ANativeBridge supportPlugin support
App Store ReviewStrict (Apple)Moderate (Google)Both requiredBoth required
Team RequirementiOS engineersAndroid engineersJS/TS engineersDart engineers
Upfront CostHigherHigherLowerLower
Custom UI FlexibilityHighHighGoodExcellent
Offline SupportExcellentExcellentGoodGood
Long-term MaintenanceMature ecosystemMature ecosystemLarge communityGrowing community
HIPAA Security RuleFHIR R4HL7 v2/v3SOC 2 ReadyAES-256 EncryptionOAuth 2.0 + SMART on FHIRTLS 1.3

Every technology choice is evaluated for HIPAA compliance. We sign BAAs and implement audit logs at the infrastructure level.

Not sure which stack to choose?

We'll analyze your patient demographics, team resources, and clinical requirements to recommend the right technology from day one.