Comparison

ESC Pocket Guidelines vs QTc

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ESC Pocket Guidelines

Access a comprehensive library of the latest cardiovascular disease guidelines and consensus statements from the European Society of Cardiology. Features include interactive algorithms, full-text search, bookmarking, note-taking, and content sharing capabilities for quick reference and study.

Highlights
  • Latest ESC Guidelines (2023-2025)
  • Interactive algorithms
  • Full-text search
  • Bookmarking and notes
  • Content sharing
  • Printable pages
Features
Read full description

The ESC Pocket Guidelines app now contains the following ESC Pocket Guidelines: ESC Guidelines and documents published in 2025 Cardiovascular disease and pregnancy (Guidelines) Mental health and cardiovascular disease (Consensus Statement) Myocarditis and pericarditis (Guidelines) Valvular heart disease (Joint Guidelines with EACTS) Focused update of the 2019 dyslipidaemias guidelines ESC Guidelines published in 2024 Elevated blood pressure and hypertension Atrial fibrillation Chronic coronary syndromes Peripheral arterial and aortic diseases ESC Guidelines and documents published in 2023 Acute coronary syndromes Cardiomyopathies Cardiovascular disease in diabetes Endocarditis Focused update of the 2021 heart failure guidelines The ESC Pocket Guidelines app also contains interactive tools in the form of algorithms. Additional features: Perform „full text", „index" or „filtered" searches through the entire downloaded content of the app, bookmarks and the notes. Bookmark specific sections or create a personal note and access bookmarks and notes from the „Library“ section. Share links to specific areas of the app via communication channels, e.g. AirDrop, Mail, LinkedIn, Twitter, WhatsApp, and many others. Print pages. Please follow the link below to register for a new MyESC account: https://escol.escardio.org/MyESC/login.aspx

About

QTc

This medical app calculates QTc using nine different formulas. It allows users to input heart rate or RR interval and QT interval length for quick results. An Apple Watch app is also included for convenient access.

Highlights
  • Nine QTc calculation formulas
  • Input heart rate or RR interval
  • Input QT interval length
  • Apple Watch app integration
  • No personal data collection
  • Offline functionality
Read full description

Nine formulas! Apple Watch App! This app enables doctors to calculate QTc quickly. You can enter either the heart rate or the length of the RR interval, and the length of the QT interval. There will be results for QTc for the following formulas: Bazett's, Fridericia's, Framingham's, Hodges's, Goto's, Mayeda's, Kawataki's, Rautaharju's a and b. Also, RR interval or heart rate and estimates of QT depending on heart rate are determined. An Apple Watch app is also included. PRIVACY: This app does not collect any personal data. No connections to a server will be made. Please note: This app provides only information, is not medical or treatment advice and may not be treated as such by the user. As such, this App may not be relied upon for the purposes of medical diagnosis or as a recommendation for medical care or treatment. The information on this App is not a substitute for professional medical advice, diagnosis or treatment. All content, including text, graphics, images and information, contained on or available through this App is for general information purposes only. Professional Medical Advice and Assistance You are strongly encouraged to confirm any information obtained from or through this App with your physician or another professional healthcare provider and to review all information regarding any medical condition or treatment with your physician or other a professional healthcare provider. No Reliance YOU MUST NEVER RELY ON ANY INFORMATION OBTAINED USING THIS APP FOR ANY DIAGNOSIS OR RECOMMENDATION FOR MEDICAL TREATMENT. YOU MUST NEVER RELY ON THE INFORMATION RECEIVED FROM THIS APP AS ALTERNATIVE TO MEDICAL ADVICE FROM YOUR PHYSICIAN OR OTHER PROFESSIONAL HEALTHCARE PROVIDER.\n\nYOU MUST NEVER DISREGARD PROFESSIONAL MEDICAL ADVICE OR DELAY SEEKING MEDICAL TREATMENT AS RESULT OF ANY INFORMATION YOU HAVE SEEN ON OR ACCESSED THROUGH THIS APP. IF YOU HAVE ANY SPECIFIC QUESTIONS ABOUT ANY MEDICAL MATTER YOU SHOULD CONSULT YOUR PHYSICIAN OR OTHER PROFESSIONAL HEALTHCARE PROVIDER. IF YOU THINK YOU MAY BE SUFFERING FROM ANY MEDICAL CONDITION YOU SHOULD SEEK IMMEDIATE MEDICAL ATTENTION. No Warranty The information provided by this App is provided “as is” without any representations or warranties, express or implied. iProvèn makes no representations or warranties in relation to the medical or other information in this App.

Screenshots

ESC Pocket Guidelines4 screens
QTc4 screens

Verdict

The call

The clearest difference is ratings volume: ESC Pocket Guidelines at 841 against QTc's 51. ESC Pocket Guidelines also leads on iOS requirement (15.1 vs 18.0). On price, rating, review sentiment and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for ESC Pocket Guidelines against 4.7 for QTc. That said, the two scores are not equally well evidenced: ESC Pocket Guidelines has 841 ratings behind it against 51, so its average is the more settled of the two. Written reviews are what separate them: 53% of ESC Pocket Guidelines's written reviews are positive against 50% of QTc's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
ESC Pocket Guidelines versus QTc: the parameters behind the verdict, then further details
ParameterESC Pocket GuidelinesQTc
PriceFreeFree
Rating4.8 (841 ratings) — better4.7 (51 ratings)
Positive reviews52.9% of reviews — better50.0% of reviews
Number of ratings841 — better51
Update frequencyEvery 4 monthsEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.0
Further details — not scored
Size44 MB1 MB
Age rating+1717+
DeveloperESC - European Society of CardiologyMarian Stiehler

Customer experience

ESC Pocket Guidelines

All ratings841 ratings
Positive96.6%
Neutral1.5%
Negative1.9%
Written reviews68 reviews
Positive52.9%
Neutral2.9%
Negative44.1%

QTc

All ratings51 ratings
Positive94.1%
Neutral2.0%
Negative3.9%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

Bugs and requests

ESC Pocket Guidelines

Reported bugs

8 issues
  • App crashes on iPad and iPhone devices
  • Login authentication failures
  • White blank page display
  • App crashes when opening pathways
  • Guidelines not appearing in downloaded folder
Show 3 more
  • App incompatible with older iOS versions
  • Slow and sluggish performance
  • Full screen not supported on iPad Mini 6

Requested features

5 requests
  • Update to support iPad Mini 6 resolution
  • Include 2023 ESC Congress updates
  • Remove or make sign-in optional
  • Improve font size and design for better readability
  • Add new guidelines (e.g., 2013 stable angina guidelines)

QTc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ESC Pocket Guidelines

No in-app purchases

None

QTc

No in-app purchases

Questions

Is ESC Pocket Guidelines free?
ESC Pocket Guidelines is free to download, with no in-app purchases.
Is QTc free?
QTc is free to download, with no in-app purchases.
Which has better reviews, ESC Pocket Guidelines or QTc?
ESC Pocket Guidelines is rated higher. ESC Pocket Guidelines averages 4.8 out of 5 from 841 ratings, while QTc averages 4.7 from 51 ratings.
Do ESC Pocket Guidelines or QTc have ads?
Neither ESC Pocket Guidelines nor QTc shows ads.
Which is updated more often, ESC Pocket Guidelines or QTc?
ESC Pocket Guidelines ships an update every 4 months, and QTc every 4 months. Most recently, ESC Pocket Guidelines was updated on October 23, 2026 and QTc on October 24, 2026.

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