First Aid Q&A USMLE Step 2 CK app icon
Apple App StoreObserved metadata

First Aid Q&A USMLE Step 2 CK

Open store
Publisher
Skyscape Medpresso Inc
Category
Medical
Version
8.4.8
Last updated
Mar 30, 2026
Public page · no login requiredMetadata observed Sep 7, 2026, 8:39 PM

Research answer

What AppTrendKit can say about First Aid Q&A USMLE Step 2 CK today

First Aid Q&A USMLE Step 2 CK has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.

Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.

Performance intelligence

Observed trajectory and estimates

Store ranks are observations. Downloads and gross store consumer spend are AppTrendKit estimates and only appear when persisted evidence exists.

Estimated downloads · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated downloads · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Revenue growth · 30D
Download growth · 30D
Grossing rank
Free rank

Evidence history

Collected daily performance

No daily metric history has been persisted yet.

No backfilled days
Daily metrics will appear here after the estimator has persisted more than one observation.

Rank history

Observed chart positions

Lower rank is better. Only collected observations are shown.

No positive rank observations are stored for this storefront yet.

Coverage note

What the ranks mean

A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.

Read the method

Storefront mix

Top countries by estimated contribution

Country estimates are aggregated only after country-level predictions exist.

No country-level economics have been persisted for this app yet.

Monetization

Observed store economics signals

Classification
Free listing
Price
Free
In-app purchases
Not observed
Subscriptions
Not observed

These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.

App details

Store metadata

Version
8.4.8
Released
Mar 26, 2021
Last updated
Mar 30, 2026
Content rating
17+
Default storefront
PH

Public IAP observations

Validated in-app purchase prices

Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.

Unavailable
No validated public IAP price observations have been persisted for this app yet.

Listing detail

What the store says

"Try before you buy" - Download the FREE App, which includes sample content. An in-App purchase is required to unlock all content. First Aid Q&A For The USMLE Step 2 CK provides mobile healthcare practitioners with the latest in trusted clinical information for more accurate, confident and informed decision-making at point-of-care. Prepare to ace the USMLE Step 2 CK with First Aid Q&A for the USMLE Step 2 CK. The new second edition of this student-proven book features 1000 board-style questions along with easy to navigate, high-yield explanations of correct and incorrect answers. You'll also find hundreds of valuable images, diagrams, and tables. The book is correlated with First Aid for the USMLE Step 2 CK and First Aid Cases for the USMLE Step 2 CK for the ultimate review package! KEY Features: * 1000 board-style questions and answers from the top-rated USMLERx Qmax Step 2 CK Test Bank * Concise, yet complete, explanations for both correct and incorrect answers ñ- with letter options in boldface for at-a-glance review * One complete practice test -- 8 full-length test blocks -- simulate the exam experience * Hundreds of high-yield images, diagrams, and tables * Organized the same way as First Aid for the USMLE Step 2 CK so you can simultaneously study from both books No internet connection is required to access the content after the initial download. Find information quickly using powerful SmartSearch technology. Search part of term for those hard to spell medical terms. Content licensed from printed ISBN 10: 0071625712 Content licensed from printed ISBN 13: 978-0071625715 SUBSCRIPTION : Please choose an auto renewable subscription plan to receive content access & continuous updates. Your subscription automatically renews as per your plan, so you always have the latest content. Yearly auto-renewing payments - $54.99 Three month auto-renewing payments - $34.99 One month auto-renewing payments - $26.99 Payment will be charged to your iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Subscription may be managed by the user & auto-renewal can be disabled at any time by going to your device “Settings” and tapping “iTunes & App Store”. Any unused portion of a free trial period will be forfeited when you purchase a subscription, where applicable. If you have any questions or comments, email us any time: customersupport@skyscape.com or call 508-299-30000 Privacy Policy-https://www.skyscape.com/terms-of-service/privacypolicy.aspx Terms and Conditions-https://www.skyscape.com/terms-of-service/licenseagreement.aspx Editor(s): Tao Le, Kristen Vierregger Publisher: The McGraw-Hill Companies, Inc.

Publisher website

Store creative

Screenshots

First Aid Q&A USMLE Step 2 CK screenshot 1
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First Aid Q&A USMLE Step 2 CK screenshot 8
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First Aid Q&A USMLE Step 2 CK screenshot 9
Screenshot 9
First Aid Q&A USMLE Step 2 CK screenshot 10
Screenshot 10

Competitive set

Similar apps

Deterministic links to real stored apps matched by category, publisher, and comparable performance bands.

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Methodology and provenance

Read every number with its evidence

Metadata source: Apple iTunes Search API; observed Sep 7, 2026, 8:39 PM.

Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.

Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.

Model: No persisted model version.

Confidence: ; intervals widen when evidence or history is limited.

Last observation: Sep 7, 2026, 8:39 PM.

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Open methodology
Generated Not observedPublic data · no login required