CorePendium
CorePendium is #189 in Medical Free in Saudi Arabia and charting in 1 of 30 countries we track.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperEM:RAP, Inc.
CategoryMedical
PriceFree
Released
Rating★ 4.9 (84)
Version2.27.0
Age rating17+
First seen by us
5 Oct 2026
Installs (est.)10k+ worldwide
Rating
4.9 ★
84 ratings
Measured
Best rank now
#189
Measured
CorePendium on the App Store
App details
App ID
1581291387
Publisher
EMRAP, Inc
On the store since
Apr 2022
4 years on the store
Minimum OS
iOS 15.1+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
17+
2 content notes below
Languages
1
EN
Size
51 MB
Also listed in
Education
Content notesFrequent/Intense Medical/Treatment InformationInfrequent/Mild Alcohol, Tobacco, or Drug Use or References
CorePendium downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| MedicalFree | #189 |
Apps near CorePendium on the chart
Medical Free, around #189.
Ratings
App Store, worldwide.
Rating
4.9 ★
84 ratings
Measured
Ratings
84
Measured
About CorePendium
The textbook is dead. Long live CorePendium! CorePendium is the first truly comprehensive, continuously updated, peer-reviewed, multimedia clinical reference for Emergency and Urgent Care Medicine. Download the CorePendium App and bring the best clinical reference text with you anywhere in the world, regardless of connectivity. With your EM:RAP account, the CorePendium App allows you to join over 65,000 members of the CorePendium community.
The CorePendium App gives you…
• EXPERT-BACKED CONTENT — Written, edited, and peer-reviewed by a team of over 800 leading academics and practitioners, every CorePendium chapter is continuously revised by leading experts in emergency medicine and beyond.
• INTEGRATED MEDIA — Comprehensive learning requires more than just words. Dive into our constantly growing media library of ECG’s and X-rays, as well as expertly-produced videos and audio segments. Look, listen, and learn, all without leaving the CorePendium App.
• OFFLINE MODE — With new chapters being added and updated frequently to reflect the latest literature and practice guidelines, the CorePendium App makes sure you always have the newest information at your fingertips, 24 hours a day. The app looks for updates to its offline database every time you’re active online, so that you have the answers you need, no matter what. Do you want access to our skillfully-shot procedure videos and expert commentary away from a wireless connection? You can choose to download our audio and video content to ensure access when you need it most.
• INTUITIVE NAVIGATION — Designed to prioritize all of the crucial information and media needed for the critical patient, CorePendium’s ‹Rapid Access› section gives you the quick insights you’ll need at the bedside. If you are looking for more background, the ‹Deep Dive› section provides all the information you’ll need to know about a topic. Sleek chapter sidebars, internal searches, search filters, and curated tabs ensure you can find what you need when you need it.
• MEDICAL CALCULATORS — Get all of the commonly used clinical scoring and decision tools you need, with important interpretation data compiled by some of medicine’s foremost experts just a thumb slide away. Our calculators are also integrated with the content that uses it most.
• PART OF THE EM:RAP KNOWLEDGE BASE — CorePendium is just one piece of the EM:RAP universe. The CorePendium App takes full advantage of its special connection to the most listened to programs in Emergency and Urgent Care Medicine by integrating that content. With continuously updated links to video, conference content, and podcasts you’ll always get the most cutting-edge answers.
• INTERNATIONAL — CorePendium is for the whole world. We have an international advisory board that aims to address emergency care for patients and practitioners in all of the various environments where it is practiced.
• EDITORIAL INDEPENDENCE — CorePendium is written by clinicians fo
The CorePendium App gives you…
• EXPERT-BACKED CONTENT — Written, edited, and peer-reviewed by a team of over 800 leading academics and practitioners, every CorePendium chapter is continuously revised by leading experts in emergency medicine and beyond.
• INTEGRATED MEDIA — Comprehensive learning requires more than just words. Dive into our constantly growing media library of ECG’s and X-rays, as well as expertly-produced videos and audio segments. Look, listen, and learn, all without leaving the CorePendium App.
• OFFLINE MODE — With new chapters being added and updated frequently to reflect the latest literature and practice guidelines, the CorePendium App makes sure you always have the newest information at your fingertips, 24 hours a day. The app looks for updates to its offline database every time you’re active online, so that you have the answers you need, no matter what. Do you want access to our skillfully-shot procedure videos and expert commentary away from a wireless connection? You can choose to download our audio and video content to ensure access when you need it most.
• INTUITIVE NAVIGATION — Designed to prioritize all of the crucial information and media needed for the critical patient, CorePendium’s ‹Rapid Access› section gives you the quick insights you’ll need at the bedside. If you are looking for more background, the ‹Deep Dive› section provides all the information you’ll need to know about a topic. Sleek chapter sidebars, internal searches, search filters, and curated tabs ensure you can find what you need when you need it.
• MEDICAL CALCULATORS — Get all of the commonly used clinical scoring and decision tools you need, with important interpretation data compiled by some of medicine’s foremost experts just a thumb slide away. Our calculators are also integrated with the content that uses it most.
• PART OF THE EM:RAP KNOWLEDGE BASE — CorePendium is just one piece of the EM:RAP universe. The CorePendium App takes full advantage of its special connection to the most listened to programs in Emergency and Urgent Care Medicine by integrating that content. With continuously updated links to video, conference content, and podcasts you’ll always get the most cutting-edge answers.
• INTERNATIONAL — CorePendium is for the whole world. We have an international advisory board that aims to address emergency care for patients and practitioners in all of the various environments where it is practiced.
• EDITORIAL INDEPENDENCE — CorePendium is written by clinicians fo
Latest updates
2.27.0
We've improved chapter navigation by scrolling to the current section when opening the sidebar, and fixed crashes on iOS 27. Thanks for your ongoing feedback and support!
2.26.0
We've added a Drop Conversion Calculator and fixed dark mode toggle buttons on iOS 26+. Thanks for your ongoing feedback and support!
2.24.1
We've made routine performance improvements, fixed a number of bugs, improved chapter navigation by highlighting the current section in the chapter sidebar, and fixed an issue with scrolling to collapsed sections. Thanks for your ongoing feedback and support!