Short answer: probably not straight away, but there's a point where it stops being optional. Here's how to tell if you've reached it.
A CRM is just a system for tracking who you're talking to and what happens next.
That's it. No jargon needed. It's a place to see who's enquired, what's been said, and what needs to happen next, instead of that information living across your inbox, your phone, your memory, and a few sticky notes.
If you're just starting out, a spreadsheet is genuinely fine.
You don't need software to track five enquiries a month. A simple spreadsheet with names, dates, and notes will do the job just as well as anything paid for, and there's no point adding a tool before you've got enough happening to justify it.
The signs you've outgrown that spreadsheet usually look like this:
If a couple of these sound familiar, that's usually the real signal. It's less about how big your business is and more about whether things are starting to slip.
What it actually fixes, in practice:
I helped an accountancy client put a simple CRM in place from scratch, alongside their website and email setup. Before that, new enquiries were tracked by memory and a shared inbox. Afterwards, nothing needed chasing up twice, and they had a clear view of exactly how many people were in the pipeline at any point. That's the entire value of a CRM for a small business: not complexity, just not losing track of people who were interested enough to get in touch.
What to avoid:
Don't pick a CRM built for a sales team of twenty when you're a team of two. Most small businesses only need a handful of features: contact details, notes, and a simple way to see what stage someone's at. Anything beyond that is usually solving a problem you don't have yet.
If you're not sure whether you've reached that point, or want help setting one up properly, get in touch, and we can talk it through.