Launching an idea costs 5M — it's expensive. How to save on your project? Spoiler: say no to React (sometimes)


Maksim Ermilov
WAPP founder · product & architecture
Introduction
Teams often come to us after another vendor proposed heavy stacks and expensive client rendering where server templates and simple forms would do. Launches are already costly — architecture and JS surface area are a fair place to save.
Below is a practical take on SSR (including HTMX) versus CSR (React/Vue): where you gain speed, where you pay twice, and how to avoid billing for the wrong tool.
up to 40%
budget savings on first release with the right rendering model
Two rendering models
SSR builds HTML on the server; the browser receives a ready page. CSR ships a shell and a large bundle that constructs the UI in the browser.
For content- and form-heavy products SSR is usually cheaper to build and easier to maintain. CSR shines when you need deep, frame-critical interactivity on first paint.
When React is right — and when it is not
Document-class editors, rich visual experiences, streaming — client territory. Typical marketing sites, portals, reporting — often win with server rendering and targeted JS.
The full article with comparison tables and a case study is being migrated into MDX; this file anchors SEO and the blog index.
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Discussion
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