Premium apps and intelligent systems
400MH. is a performance‑driven studio located in Delaware. We design, build, and scale iOS apps, immersive Metaverse experiences, production‑grade AI models, and specialized Music AI models for creators and companies.
iOS Engineering
Swift, SwiftUI, Metal. App Store ready with analytics, in‑app purchases, and CI/CD.
AI Models
From fine‑tuning to serving. LLMs, vision, and audio pipelines optimized for cost and latency.
Metaverse
Unity/Unreal worlds, avatar systems, spatial commerce, and realtime interactions.
Music Models
Music generation, stem separation, recommendation, and rights‑safe workflows.
Services
iOS App Development
Product strategy, Swift/SwiftUI builds, API design, App Store launch, growth analytics, and ongoing support.
Metaverse Builds
Custom worlds, multiplayer, creator tools, and social features with performant deployment pipelines.
AI Models & Platforms
Fine‑tuning, RAG systems, inference endpoints, evals, safety, and observability for enterprise readiness.
Music AI Models
Composition/generation systems, audio feature extraction, personalization engines, and content compliance.
Design & Branding
Visual identity, UX flows, motion, and component libraries that complement our apps and platforms.
Launch & Scale
CI/CD, cloud infra, autoscaling inference, monitoring, and growth playbooks.
Process
Start a Project
Tell us about your idea. We typically reply within one business day.
Facts & Stats
• Senior‑led engineering team
• Rapid prototypes in 1–2 weeks
• Production SLAs on request
• Security‑first, privacy‑respecting