Build a study schedule around the time you actually have, plan by deadline rather than by subject, and keep the unit small enough that you can start one.
Most schedules fail in the second week, and they fail for one reason: they were built as a description of an ideal student rather than a plan for the actual one. A schedule assuming six productive hours a day gets abandoned on the first day you manage two, and abandoning it usually takes the habit with it.
Lectures, labs, clinics, work shifts, commuting, meals, sleep. Put those down first. What remains is the real budget, and it is normally smaller than expected. That is useful information rather than a problem.
Planning into a fantasy of free time is the single most common failure.
The instinct is to divide time evenly across subjects. That produces a schedule which ignores the fact that one exam is in four days and another is in five weeks.
Better: list everything with a date on it, order by urgency, then weight by how far behind you are on each. A subject you know well with an exam next week may need less of this evening than one you are lost in with an exam in three.
A schedule needs both facts, when and how ready. Anything tracking one without the other will mislead you.
Plan in blocks rather than hours. A block is 25 minutes of work and 5 of break, or 50 and 10 for deeper sessions, and a longer break after every fourth.
"Three blocks on renal" is something you can begin and finish. "Study renal, 2 to 6pm" is an intention you will start negotiating with by half past two.
The step where a study session most often dies is deciding what to study. Made at 8pm on the day, that decision costs energy you needed for the work.
Pick tomorrow's first block tonight. One line is enough.
You will be ill, you will have a bad week, something will overrun. A schedule with no slack breaks permanently on contact with the first lost day, because catching up is impossible and the plan becomes evidence of failure.
Leave one flexible session a week with nothing assigned to it. If nothing went wrong, use it to get ahead.
Ten minutes on a Sunday. What actually happened, what is now closer, what moves. A schedule is a working document, not a contract.
Two things are worth having in one place: every dated commitment, and some honest measure of how ready you are for each. Reps keeps exams and assignments alongside the cards for that class, so each deadline carries both a countdown and a bar showing how much of the material is currently holding.
The point is not the app. It is that a schedule built only from dates cannot tell you which subject needs tonight.
A week in detail, a term in outline. Detailed plans beyond a fortnight are usually fiction.
Do not rebuild the whole schedule. Re-order by urgency and readiness and carry on.
Three to four focused hours is a genuinely good day for most students. Plan for that rather than for eight.