Open CLS vs ESC CVD Risk Calculation
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Open CLS
Read full descriptionHide full description
CLS Open provides free healthcare training to medical staff across the globe.
ESC CVD Risk Calculation
This app provides healthcare professionals with calculators to assess individual cardiovascular risk for primary and secondary prevention. It offers multiple scoring systems to guide the selection of the most adapted calculator for patient risk estimation. Patient data is not stored within the application.
- Cardiovascular risk assessment calculators
- SCORE2, SCORE2-OP, SCORE2-Diabetes
- ASCVD, SMART, SMART-REACH
- DIAL, LIFE-CVD calculators
- Guidance on calculator selection
- Patient data not stored
Read full descriptionHide full description
The ESC CVD Risk Calculation App is designed for healthcare professionals. It provides calculators assessing individual cardiovascular risk. It includes calculators for primary and secondary prevention in various populations: 1. SCORE2 2. SCORE2-OP 3. SCORE2-Diabetes 4. ASCVD 5. SMART 6. SMART-REACH* 7. DIAL* 8. LIFE-CVD* * Available online on U-Prevent (Internet connection required) The ESC CVD Risk Calculation App is available in English. It provides guidance to the most adapted calculator for your patient, and provides an estimation of cardiovascular risk. Of note, patient data are not stored in the App. This application is only for informative use and is not intended to provide therapeutic support or diagnosis assistance. This Application is powered by the European Society of Cardiology (ESC), based upon the source codes of the U-Prevent webtool, a concept developed by University Medical Center Utrecht, redesigned and owned by ORTEC. The SCORE2, SCORE2-OP and SCORE2-Diabetes calculators were developed in collaboration with the ESC Cardiovascular Risk Collaboration unit. The Application has recently been updated in the framework of the EAPC IMPLEMENT Programme (2023) which was supported by Novo Nordisk in the form of an educational grant. The sponsor did not have any involvement or influence on the features nor on the scientific content within the Application.
Screenshots
Verdict
The clearest difference is update cadence: ESC CVD Risk Calculation at every 12 months against Open CLS's every 24 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Open CLS ships an update every 24 months, ESC CVD Risk Calculation every 12 months. The most recent releases landed on June 1, 2026 and September 24, 2026 respectively.
| Parameter | Open CLS | ESC CVD Risk Calculation |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (33 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 33 — better |
| Update frequency | Every 24 months | Every 12 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 17 MB | 26 MB |
| Age rating | 12+ | 4+ |
| Developer | Clinical Leadership Solutions LTD | ESC - European Society of Cardiology |
In-app purchases
Open CLS
No in-app purchases
ESC CVD Risk Calculation
No in-app purchases
Questions
Is Open CLS free?
Is ESC CVD Risk Calculation free?
Do Open CLS or ESC CVD Risk Calculation have ads?
Which is updated more often, Open CLS or ESC CVD Risk Calculation?
Other comparisons















