ABC Labs crafts native iOS and macOS experiences with 9+ years of precision engineering — trusted by startups and established brands across the globe.
ABC Labs
London, UK
Apps built for brands like
Clients we've proudly served ♡
Featured Work
Real data. Real impact. Every product we ship is measured by the metrics that matter — retention, engagement, revenue.
9+
Years of iOS dev
73K+
Total app users
4.8★
Avg App Store rating
12
Apps shipped
Pure Swift and SwiftUI — no cross-platform compromise. Every pixel crafted for the Apple ecosystem, from iPhone to Apple Watch to Vision Pro.
Every design decision backed by user research and A/B testing. We track retention, engagement, and conversion — then iterate until the numbers move.
From metadata and screenshots to review management — we handle the full App Store lifecycle and ensure first-submission approval.
Why ABC Labs
We don't just build apps — we build relationships with the product. Every line of code reflects a commitment to the person holding the phone.
We obsess over the person using the app — not just the person paying for it. Every flow is tested with real users before a line of code ships.
Every app follows Apple's Human Interface Guidelines to the letter. Accessibility, privacy, and performance are non-negotiables — not afterthoughts.
We set KPIs before we write code. Retention, engagement, revenue — you'll know exactly how your product performs from day one.
"ABC Labs took our vague idea and turned it into a polished iOS app in 10 weeks. Our D30 retention went from 18% to 61%. I've never seen a team care this much about the details."
Sarah M.
Founder, Sprout Health
"We'd been rejected by the App Store twice before we found ABC Labs. They rebuilt our app with full HIG compliance and we were approved first try. Incredible attention to Apple's standards."
James K.
CTO, Orbit Finance