Choosing online coaching

What Does an Online Fitness Coach Actually Do? (A Real Week Inside)

By Maciej Nowicki · Updated 26 August 2026

An online fitness coach builds your training and nutrition around your life, reviews your real data every week, adjusts the plan from that evidence, and holds you accountable daily through an app and direct messages. The plan is about 20% of the job — this article shows you the other 80%, day by day.

Most articles answering this question are written by job sites explaining how to become a coach. I'm Mac — I've been one for nine years — and I'd rather show you what you'd actually be paying for. Here's a real week inside online coaching: what I do, what my clients do, and where the money goes.

The short answer: 20% plan, 80% coaching

The plan is the visible bit — training programme, calorie and protein targets, the app it all lives in. It's also the only part a £15 app can copy, which is why it's a minority of the job. The other 80% is a weekly loop of review, adjustment and accountability that runs whether your week went well or fell apart. That loop is the product.

What your online fitness coach does in a real week

Here's a composite week from my own coaching — no two weeks are identical, but every row here is something that genuinely happens:

And in between all of that: the unscheduled stuff. Tommy has messaged me at 11 o'clock at night — not for a macro tweak, just to talk, in the middle of the hardest year of his life. He'll tell you that access is what got him from 133kg to sub-90. His story's here.

What happens in a weekly check-in

The check-in is the engine of the whole thing, so here's exactly what mine covers:

• Your weight trend against last week — the weekly average, never one scary morning weigh-in
• Training performance: what went up, what didn't, and how sessions actually felt
• Adherence, honestly: energy, sleep, stress, and how close the food was to the plan
• What's coming next week — the work trip, the birthday, the week from hell — so the plan is built for reality
• The adjustments, with the why: calories, training volume or structure, explained so you learn the system

Notice what's not on the list: judgement. A bad week is data, not a disciplinary. Clients who've been burned by shouty coaches are usually surprised by that — and it's exactly why they stop hiding bad weeks, which is when progress gets predictable.

What the app does vs what the human does

What an online fitness coach is NOT

• Not a meal-plan vending machine. I set targets and structure around food you like — rigid meal plans die the first weekend they meet real life.
• Not a cheerleader. Encouragement is easy; honest feedback is the paid skill. You'll hear what you need, not what you want.
• Not a drill sergeant. Shouting is free on the internet. Judgement — knowing when to push and when to pull back — is the actual job.
• Not a substitute for effort. I remove the guesswork and the excuses. The reps are still yours.

How to tell a real coach from a template seller

The word “coach” is unregulated, so the market is full of template businesses wearing the badge. Three tells:

• Ask what happens after a terrible week. A real coach describes an adjustment process; a template seller describes a motivational quote.
• Ask who reviews your data and how often. If it's not a named human on a schedule, the plan reviews itself — which is to say, nobody does.
• Ask to see a client like you. Real coaches have them and can show you — mine are on the results page with their own videos, not stock physiques.

FAQs: what an online fitness coach does