Web & App Development
Marketing sites, web apps and mobile apps — engineered for speed, search and conversion.
Indicative investment
R 18 000 – R 90 000
Final scope is priced transparently — get an instant range in under a minute.
Build my quoteWe design and build modern, server-rendered websites and applications: performant, accessible and indexable from day one. From marketing sites that earn their cost back in months, to dashboards and cross-platform apps your users return to.
Next.js / React with SSR & static generation
Cross-platform mobile apps (React Native / Expo)
Headless CMS (Sanity, Payload, Contentful)
Core Web Vitals & performance budgets
Accessible by default — WCAG AA
Analytics, A/B hooks & conversion tracking
- 01Information architecture & sitemap
- 02Responsive design system
- 03Production deployment with CI/CD
- 04Editor handover & training
- 0530-day post-launch support
<1.5s
First Contentful Paint
100
Lighthouse SEO target
1 codebase
iOS, Android & web
With SLK Projects, custom web development typically starts around R18,000, with a template-based route available for smaller budgets. The variables are the number of unique page designs, whether content must be editable by your team, and any integrations such as payments or booking. The online quote tool returns an indicative range in under a minute.
Let's build the system that runs your future.
Tell us what you're trying to do.