A running coach vs a training app
Both can hand you a plan. The difference shows up in the week that does not go to plan, when something has to give and someone has to decide what.
Most runners asking this already run off a decent app plan. The paces are set, the sessions are scheduled, the watch buzzes when it is time to go. They are still stuck, or still guessing, which is what makes it a fair question. Here is the honest answer, including the part where the app is the right call.
An app is good at what it was built for. Feed it your recent running and it returns a structured plan with sensible paces, then moves those paces as your fitness moves. If you are early on, training is consistent, and life is not interfering much, that is usually all you need. I will say that plainly, because it is true and most coaches will not.
The gap opens on a normal messy week. Say Tuesday's workout is on the calendar, but you slept badly twice, a work deadline ate Wednesday, and one calf has felt tight since the weekend. The app sees none of that. It sees that a workout is due, so it serves the workout. It might trim a pace by a few seconds if last week's data looked flat. That is the whole of its judgment.
A coach looks at the same week and asks a different question. Given how the week actually went, what is the one session worth protecting, and what should quietly come out? Maybe the workout still happens, a day later, on rested legs. Maybe it becomes a short honest effort instead of the full set. Maybe the smart move this week is simply less, so a tight calf does not turn into three weeks off. Deciding which one thing to fix and which to leave alone is where the coaching actually lives.
That is the work I do every Sunday. I read your week, separate what is solid from what is risky, mistimed, or missing, and write the next week from what actually happened. Some weeks the change is the plan. Some weeks it is protecting the plan from your week.
So it comes down to whether your training needs judgment yet. If it does, that is what a coach is for, and an app will not get you there. If it does not, keep the app and save your money until it does.
If you already run off an app plan and still cannot tell why the training is not landing, that is the exact gap a coach fills. Send me your last few weeks and I will tell you what I would change first. Apply for coaching.
Not sure the goal itself is realistic? The free Race Goal Check is a faster place to start.