There’s no magic number – and chasing one misses the point. A well-built store can run 30 lightweight, well-coded plugins faster than a poorly-built store runs 10 heavy ones.
What actually slows a store isn’t the count – it’s what each plugin does: how much code it loads on every page, how many database queries it fires, and whether it dumps scripts and styles site-wide when it’s only needed on one page. One badly-built plugin can hurt more than ten lean ones.
So the real test isn’t “how many plugins do I have?” It’s “what does my store’s page speed and stability look like?” If they’re good, your plugin count is fine. If they’re not, the fix is auditing plugins by performance impact – and often replacing several bloated ones with fewer, better-chosen tools – not hitting an arbitrary number.
We routinely take stores from sluggish to fast by doing exactly that. More: best plugins for WooCommerce · how to speed up WooCommerce · our performance guide