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How Many Flashcards Should I Study a Day?

5 min read · FlashDeck

How many flashcards should I study a day? For most students, a good starting point is about 10 to 20 new cards a day, plus whatever review cards are due. That usually fits in 10 to 20 minutes. The number of new cards is the dial you control; the number of reviews follows from it, so pick a new-card number you can keep up every single day.

If your honest answer is "I have no idea which cards to study today," FlashDeck works that out for you and shows only the ones that are due: Build my study plan.

Short answer

These are practical starting points, not rules from a study. Adjust them after a week based on how long your sessions actually take.

New cards vs review cards

When people ask "how many flashcards a day," they often mix up two different things.

New cards are ones you have never studied. Learning them takes the most effort.

Review cards are ones you have seen before and are coming back on a schedule. With spaced repetition, a card you know comes back after a growing gap, like a day, then three days, then a week.

Here is why the split matters: every new card you add today becomes review cards later. Add 20 new cards today and you will see many of them again tomorrow, again a few days later, again the next week. So your daily workload is mostly decided by how many new cards you added over the past few weeks.

How many new cards per day

Pick your number based on two things: how far away the exam is, and how many cards you need to learn in total.

Simple formula

Total cards ÷ days until you want to finish learning = new cards per day.

Aim to finish adding new cards about a week or so before the test, so the last days are pure review.

Situation Total cards Days available New cards per day
Unit test in 2 weeks 120 ~10 ~12
AP exam in 2 months 800 ~50 ~16
Midterm in 3 weeks 300 ~15 ~20
Vocabulary for a semester 1,000 ~90 ~11

How reviews pile up

This surprises people. You add 20 new cards on Monday and it feels easy. By the next week, you are still adding 20 new cards a day, but now you also have reviews from the past several days coming back. Your daily session gets longer even though your new-card number did not change.

The good news: with an expanding schedule, cards you know well come back less and less often, so reviews level off instead of growing forever. The bad news: missed cards come back tomorrow, so a hard deck will have more reviews than an easy one. For how many times each card tends to come back, see How Many Times Should You Review Flashcards?.

The tracking problem

Doing this on paper means knowing, for every card, when it was last seen, whether you got it right and when it is next due. Across a few hundred cards, that is basically impossible to keep in your head.

How FlashDeck tracks it: each day it shows only the cards that are due. Tap Knew it and that card comes back after a day, then three days, then a week, then longer. Tap Missed it and it comes back tomorrow. You never have to count or sort. Build my study plan

Numbers for 10, 20 and 30 minutes a day

Speed varies a lot by subject and card size. Short cards (a term and a one-word answer) can take a few seconds each. Longer cards take more. Time yourself for a few days, then use something like this as a starting guide:

Daily time Suggested new cards Good for
10 minutes about 5 to 10 One class, steady weekly quizzes
20 minutes about 10 to 20 Two or three classes, or one AP course
30 minutes about 20 to 30 Big exam coming, lots of vocab

If your reviews start taking longer than your target time, lower the new-card number for a few days. That is the only lever you need.

How many flashcards can you do in a day?

Technically, a lot. But more is not better if you stop really recalling each answer. Rushing through 300 cards by glancing at the back teaches you less than 60 cards where you honestly try each one first.

What to do when you fall behind

Everyone misses days. Here is how to catch up without burning out:

  1. Stop adding new cards. Pause new cards until your reviews are under control.
  2. Do reviews in chunks. Two 10-minute blocks beat one miserable hour.
  3. Oldest first. Clear the cards that have been due the longest.
  4. Delete junk. If a card is trivia your teacher will not ask, delete it. Fewer cards means fewer reviews.
  5. Restart new cards slowly. Come back at half your old number for a week.

If you keep falling behind no matter what, your cards may be too big or too many. See Flashcards Don't Work for Me for fixes.

Know exactly how many flashcards to study today

The right number of flashcards to study a day is whatever you can keep up every day, and the easiest way to keep it up is to never have to figure out what is due. Paste your notes into FlashDeck, trim the cards and it hands you today's reviews in about 10 minutes.

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FAQ

How many flashcards is too many per day?

It is too many when you cannot keep it up daily or you start flipping without really recalling. If sessions stretch past your planned time for several days in a row, cut your new-card number.

How many Anki flashcards should I study per day?

Anki's default setting has been 20 new cards per day, which is a reasonable start for many students. Your total daily reviews will grow from that, so watch your session time and adjust.

How many flashcards can I learn in a day?

You can be introduced to a lot of cards in one day, but truly learning them takes repeated reviews over several days. It is better to add a steady number each day than to dump hundreds at once.

Should I study flashcards every day?

Yes, if you can. Short daily sessions keep reviews small and match the spacing schedule. Missing a day now and then is fine; just do the due cards first when you come back.

How long should I study flashcards a day?

For most students, 10 to 20 minutes of focused review is plenty. With a spaced schedule, FlashDeck's daily review takes about 10 minutes.

Paste your class notes and get flashcards in seconds. Every day FlashDeck shows only the cards you are about to forget, so ten minutes is enough.

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