Last checked: September 2026
The AnKing deck is the gold standard for USMLE Step 1 due to its comprehensive tagging and integration with First Aid. Install it through AnkiHub, suspend every card, and unsuspend cards by tag as you cover each topic in Boards and Beyond, Pathoma or First Aid. Spaced repetition has good evidence in medical education: in a 2023 survey of 523 entrance-exam candidates at the University of Rouen, 44.8% of those who passed had used it, against 20.3% of those who failed.
Choosing the right Anki deck for USMLE Step 1 is a decision that affects thousands of hours of your life. While AnKing is the most popular choice, the way you implement it determines whether you actually pass the exam or simply memorize cards without understanding the medicine. For a concrete plan on when to introduce these cards, see this week-by-week USMLE Step 1 study schedule.
Since Step 1 transitioned to a pass/fail system in January 2022, many students have questioned if the "Anki grind" is still necessary. Some believe that since a 210 and a 260 look the same on a transcript, there is no reason to master every detail. This is a dangerous assumption.
According to USMLE performance data, the first-time pass rate for US MD students fell from 96% in 2021, the last scored year, to 91% in 2024, before recovering to 93% in 2025. A failure on Step 1 is a catastrophic event for a medical career, making a structured approach more important than ever.
More importantly, Step 1 is the foundation for Step 2 CK, which is now the primary scored exam residency programs use for screening. If you skip the deep dive into cardiology, renal physiology, or pulmonary pathology during Step 1, you will struggle during your clinical rotations. The knowledge you build now is what allows you to answer complex clinical vignettes later. To understand how to balance these tools, you can read about passing Step 1 with AnKing and UWorld.
The "pipeline" effect means that every card you master now is one less card you have to relearn under the higher pressure of Step 2 CK. Students who treat Step 1 as a mere hurdle often find themselves overwhelmed by the volume of material in the clinical years.
Anki is not a magic tool, but it implements a proven cognitive strategy called spaced repetition. This method fights the "forgetting curve," a concept documented by Hermann Ebbinghaus, which shows that memories fade rapidly unless they are reviewed at specific intervals.
A study published in Frontiers in Medicine (2025) evaluated spaced repetition in undergraduate paediatric education. The researchers found that the intervention group, which used digital flashcards at intervals of 1, 3, 7, 14, and 28 days, saw post-test scores rise to 16.24, while the control group using traditional methods remained at 11.89 (p < 0.0001).
This suggests that the active recall required by Anki creates more durable neurological connections than passive reading. When you are forced to retrieve a fact just as you are about to forget it, your brain strengthens that memory. This is why choosing the right spaced repetition app is a strategic decision for any med student.
The danger for many students is the "illusion of competence." This happens when you read a page in First Aid and feel you know the material because it is right in front of you. Anki removes this illusion by forcing you to produce the answer from memory, exposing exactly where your knowledge gaps exist.
While there are many decks available, a few have become the industry standard. Most of these are based on the same core sources, such as First Aid, Pathoma, and Sketchy.
AnKing is widely considered the gold standard. It is a massive overhaul that combines the best parts of the Zanki and Lolnotacop decks. The deck contains more than 30,000 notes. Its primary strength is not the number of cards, but the tagging system. Every card is tagged by resource, system, and topic, allowing you to study only what you are currently learning in class.
Zanki was the predecessor to AnKing. It is highly comprehensive and covers almost every detail of First Aid. While many have migrated to AnKing, Zanki remains a powerful option for those who prefer a slightly different organization. You can find more details on supplementing pre-made decks to ensure you don't miss niche topics.
Some students use specialized decks for specific subjects. For example, Pixorize is highly praised for its visual mnemonics in biochemistry and microbiology. Brosencephalon is often used for its focus on long-term retention. These are best used as supplements rather than primary sources.
For a full list of where to acquire these, check out the guide on finding the best pre-made decks.
The biggest mistake new users make is downloading AnKing and trying to do 500 new cards a day. This leads to immediate burnout. To use AnKing correctly, you must follow a specific technical workflow.
The official, up-to-date AnKing Step deck is distributed through AnkiHub, which needs a paid membership. The steps:
Avoid old .apkg copies passed around on forums and file-sharing sites. They miss years of community corrections, and you lose the automatic updates when First Aid or guidelines change. See our AnkiHub guide for the details.
Do not just download a .apkg file from a random forum. Use AnkiHub. AnkiHub is a subscription service that allows the AnKing deck to be updated in real-time. When the community finds an error or First Aid updates a fact, your cards update automatically without you having to re-import the entire deck.
When you first import the deck, every card is "active." If you start now, you will be hit with thousands of cards you haven't learned yet. You must suspend all cards immediately.
Now, your "New" card count is zero. You only see cards that you explicitly choose to learn.
Instead of studying by "deck," you study by "tag." For example, if you are studying the Cardiovascular system in your preclinical course, you go to the browser and search for the tag #AK_Step1_v12::#B&B::Cardiovascular.
You then select the cards related to the specific lecture you just attended and "unsuspend" them. This ensures that you are using Anki to reinforce knowledge you have already encountered, rather than trying to learn new material from a flashcard, which is an inefficient way to study.
Set a hard limit on your new cards (e.g., 40 to 80 per day). The real work of Anki is in the reviews. If you unsuspended 200 cards yesterday, you will have 200 reviews today. If you do this for a month, your daily review count will climb to 400 or 600. This is where most students quit. To avoid this, consider using AI flashcards for USMLE to create more concise cards for your specific needs.
Anki locks in what you have learned; it does not teach it. A five step sequence for each topic:
A day in dedicated might look like this: reviews first thing (often the first one to two hours), new videos and reading until lunch, a short phone review session at lunch, the afternoon on unsuspending and learning the morning's cards plus 40 to 80 UWorld questions, and a final pass through the cards for questions you missed. Clear reviews before new material every day; two skipped days can leave a backlog that is hard to recover from. For a full calendar, see this week-by-week USMLE Step 1 study schedule, and for the wider Anki method, how to use Anki for Step 1. Weighing AnKing against Zanki in detail? See the best Anki decks for Step 1 compared.
Not all information should be handled the same way. Using a 30,000-card deck for everything is inefficient. You need a decision framework to determine which tool to use for which piece of information.
Use pre-made decks for the "standard" 80% of the USMLE syllabus. These are the facts that are universally accepted and appear in First Aid. There is no reason to spend time making a card for the symptoms of Multiple Sclerosis when a perfectly optimized card already exists in AnKing.
Use AI for the 15% of material that is specific to your professors, your specific university's PDFs, or niche updates in recent literature. If your professor gives a lecture on a rare genetic condition not covered in AnKing, do not spend an hour manually typing cards. This is where stopping manual entry becomes a necessity for mental health.
Manual cards should be reserved for the final 5% of material that you simply cannot wrap your head around. The act of synthesizing a complex concept into a simple question and answer is a form of active learning. If you find yourself missing the same AnKing card five times, stop. Write your own card that explains the concept in your own words.
By splitting your workload this way, you avoid the burnout associated with "card hoarding" and ensure that your study time is spent on your actual weaknesses.
Related guides: Step 1 setup and workflow guide, Anki decks for Step 2 CK and Anki decks for pathology. Or see Anki decks for med school for every subject we cover.
The biggest bottleneck in medical school is the time spent on administration rather than learning. While AnKing is great for general knowledge, it cannot cover your specific class notes. StudyCards AI solves this by allowing you to upload your PDFs and notes, converting them into high-quality flashcards that export directly to Anki. This allows you to maintain the power of spaced repetition without the manual labor of card creation.
If you are looking to optimize your entire workflow, you might also be interested in the ultimate AI study stack for medical students or a list of free USMLE prep apps.
Try StudyCards AI FreeNo. Anki is a tool for retention, not initial learning. You must use it alongside a primary learning resource like UWorld, Pathoma, or Boards and Beyond. Anki ensures you do not forget what you have already learned.
Most students find 40 to 80 new cards per day sustainable. The most important metric is your review count. If your reviews exceed 500 per day, you should reduce your new card intake to avoid burnout.
AnKing is essentially an evolved version of Zanki. It incorporates better tagging, updated images, and a more streamlined structure, making it easier to navigate via the tag browser.
Only for material not covered in pre-made decks or for concepts you find extremely difficult. For the majority of the syllabus, using a pre-made deck is more efficient.
Avoid the "all-or-nothing" mentality. If you fall behind, do not try to clear 2,000 reviews in one day. Use the "Filter" deck feature to prioritize high-yield topics and use AI tools to reduce the time spent on manual card creation.
Generate Anki flashcards from PDFs