Web & Mobile App Design
Web & Mobile App Design Users Actually Love
We design for users, not portfolios. Every Sprint19 design decision is grounded in user behavior, conversion goals, and technical feasibility.
Free 30-min call · No commitment · Reply within 24 hrs
Web
Platform
iOS
Platform
Android
Platform
What you own
- Figma source files
- Design system & tokens
- Dev-ready specs
"Their speed and willingness to pivot on the fly was outstanding."
Kaushik, Founder & CEO at Swipe
What we design and build
From single-platform web app to multi-platform native experiences with a full design system.
Responsive Web App
Pixel-perfect across desktop, tablet, and mobile. Optimized for Core Web Vitals.
iOS & Android
Native or React Native builds. Platform-appropriate UX patterns for each OS.
Design System
Tokens, components, documentation. Scales with your product without design drift.
Design principles that drive conversion
Conversion-first
Every screen is designed to move the user toward their goal. We measure design by behavior, not aesthetics.
Accessibility built in
WCAG 2.1 AA compliance, proper contrast ratios, keyboard navigation, and screen reader support from day one.
Performance-aware
We design for fast load times. No 4K background images. No animation that blocks interaction.
Brand-coherent
We work with your existing brand guidelines, or build a complete design system if you're starting fresh.
From discovery to developer handoff
No design decisions made without user insight. No handoff without developer-ready specs.
Discovery
User research, competitor audit, and design brief. We learn who we're designing for before picking up Figma.
Wireframes
Low-fidelity layouts that map every screen and user flow. Fast to iterate, easy to challenge.
Hi-Fi Design
Full-color, font, and motion specifications. Every state: empty, loading, error, success.
Prototype
Clickable Figma prototype tested with real users before engineering starts.
Handoff
Developer-ready specs, exportable assets, and a design system your team can maintain.
Design tools & development stack
We use industry-standard tools that give you full ownership of your files and codebase.
What you own at the end
- Full Figma source files with component library
- Design tokens (colors, typography, spacing)
- Developer-annotated specs for every screen
- Exported assets in all required formats
- Clickable prototype for stakeholder demos
- Design system documentation
Design questions, answered
Ready to design?
We'll review your brief and show you relevant work before any commitment.
Book a Free Call