WordPress, Shopify and Wix can be useful when you need to launch something standard quickly. The problem starts when your business needs custom logic, a different structure or maximum speed.
A custom website does not start with platform limitations. It starts with your process: how customers find your offer, how they decide and how they submit an inquiry or order.
With WordPress, you often depend on themes and plugins that add unnecessary code. Shopify gives you a convenient store system, but you are tied to its ecosystem. Wix offers even less control over structure and optimization.
Custom development is stronger when you need fast loading, a specific admin panel, custom forms, bookings, internal workflows or an SEO structure without unnecessary compromises.
The best choice depends on the goal. If you need a simple presence, a platform may be enough. If the website has to sell, collect leads and grow as a real business tool, a custom solution gives you more control.