Mobile App Development Company USA
Ubikon builds mobile apps, AI systems, and SaaS products for US-based startups and scale-ups. We work async-first with US founders — proposals within 48 hours, weekly demos, and delivery that fits your Series A timeline.
40+
US clients served
$1.8M+
US project revenue delivered
48h
Proposal turnaround
HIPAA / SOC 2
Compliance experience
The United States market
The US is the world's largest market for custom software, with thousands of startups raising funding every quarter. US founders need development partners who can move fast, communicate clearly, and deliver production-ready code — not just prototypes.
Industries we serve in United States
Why United States founders choose Ubikon
US-timezone-compatible team with overlapping hours daily
Fixed-price contracts — no surprise invoices for US clients
NDA and IP assignment agreements standard on all projects
Experience with US compliance: HIPAA, SOC 2, CCPA
Worked with YC-backed, a16z-backed, and bootstrapped founders
Clients from United States
FinPay Inc
FinTech Wallet App
HealthOS
AI Health Platform
CryptoVault
Web3 Wallet
What we build for United States clients
Mobile App Development
iOS & Android apps in Flutter or React Native
AI & Machine Learning
LLM integrations, RAG pipelines, computer vision
SaaS Development
Multi-tenant products with billing and admin
Web App Development
Full-stack Next.js and Node.js applications
UI/UX Design
Figma design systems that convert
DevOps & Cloud
AWS, GCP, Docker, CI/CD pipelines
Questions from United States clients
Can a US startup work with Ubikon remotely?
Yes — 100% of our projects run remotely. We overlap with US Eastern time from 8am–1pm and Pacific from 8am–10am daily. All communication happens via Slack, Notion, and weekly video demos.
Do you sign NDAs and IP assignment agreements?
Yes — every client receives a mutual NDA and full IP assignment agreement before work begins. You own 100% of the code we write.
How do US clients pay?
We accept ACH transfers, wire transfers, and Stripe payments in USD. Invoices are issued in USD with milestone-based payment schedules.
Do you have experience with US compliance standards?
Yes — HIPAA for healthcare, CCPA for consumer data, SOC 2 Type II architecture for SaaS, and PCI-DSS scope reduction for payment products.
🇺🇸 Based in United States? Let's build together.
Fixed-price proposal in 48 hours. USD-denominated contracts available.