CathSource icon
ECGsource icon
EchoSource icon

ECGsource

For medical students, residents, and practicing cardiovascular specialists seeking clinical diagnostic references and board exam preparation.

Known forCathSource
3apps2.5(38)Medical

Snapshot

Who is ECGsource?

Equipping cardiovascular specialists and medical trainees with portable diagnostic reference tools and board preparation resources.

Target audience

Medical studentsResidentsPracticing cardiovascular specialists seeking clinical diagnostic references

Active nemesis

IPACEMAKER S.R.L.

Other rivals

Portfolio

Free 1
3
apps
Medical3

Last updated

CathSource

v2.0

8mo ago

Maintenance

Publisher DNA

What defines ECGsource?

Publisher DNA

Primary focus

Cardiovascular medical reference and education

Scale

indie

Target audience

Medical students, residents, and practicing cardiovascular specialists seeking clinical diagnostic references and board exam preparation.

Origin

Developed by interventional cardiologists to provide a comprehensive imaging review for medical boards and clinical competency.

Signature Patterns

  • Specialized focus on cardiovascular diagnostic procedures and imaging
  • Content-heavy architecture featuring video tutorials and high-resolution clinical images
  • Targeting professional medical competency and board exam preparation
  • Low-velocity update cycle across the mobile portfolio
Maintenance

Portfolio momentum

The portfolio is in a maintenance phase with only one active app and one update released across the three-app catalog in the last six months.

Last release 122d agoActive apps 1Abandoned 2

Portfolio

What does ECGsource ship?

Apps

3 apps analysed

Extensive diagnostic database with 90+ criteria

  • Proprietary video tutorial content (50+ minutes)

Rivals

Who does ECGsource compete with?

The rivals identified

Nemeses(1)

IPACEMAKER S.R.L.

known foriPacemaker Device

1 app4.7Medical

Both apps target cardiovascular specialists with specialized technical reference tools, competing for the same clinical audience despite focusing on different cardiac sub-specialties.

Contenders(6)

Center for Physician Education

known forKrannert Cardiology Handbook

1 app5.0Medical

Shared audience of medical trainees and professionals seeking mobile cardiology reference materials drives direct competition.

Ellis Rochelson

known forPeds Cardiology Handbook

1 app5.0Medical

Both apps serve as mobile reference tools for cardiovascular specialists, though they segment by patient age and specific procedural focus.

iAnesthesia

known forECHO Views - Transesophageal Echocardiography

1 app4.4Medical

Both apps target cardiovascular specialists and medical trainees by offering paid mobile reference tools for echocardiography procedures and anatomical views.

Next Level Development

known forUK Congenital Echo Guide

1 app0.0Medical

Both applications serve as mobile reference guides for echocardiography learners and practitioners. The rival narrows its focus specifically to congenital heart defects in neonates and infants, overlapping with EchoSource's broader cardiac assessment audience.

Skyscape Medpresso

known forCCU Guide

3 apps4.8Medical

Both apps target cardiology professionals and medical trainees with bedside reference materials. CCU Guide competes for this audience by offering a broader cardiac care scope compared to EchoSource's specific echocardiography focus.

SonoSupport

known forSonoSupport: a clinical emergency medicine and critical care ultrasound reference tool

1 app4.0Medical

Both apps target healthcare professionals with paid mobile reference tools for ultrasound procedures. SonoSupport competes directly for the bedside clinical reference use case despite a higher price point.

Same space(14)

AstrumArc

known forEcho Simulator

1 app5.0Medical

Offers an interactive alternative to EchoSource by using extended reality for cardiac visualization.

Eko Health

known forEko: Digital Stethoscope + ECG

1 app4.8Medical

Extends the physical exam workflow by pairing hardware with software for automated cardiac rhythm analysis.

Epocrates

known forepocrates: Drug Info & Pill ID

1 app2.7Medical

Occupies the clinical decision support space for the same professional audience but focuses on pharmacology rather than procedural imaging.

Expanded Apps

known forCase Files: Cardiology

2 apps5.0Medical

Provides case-based learning for the same cardiology audience, shifting focus from procedural reference to diagnostic judgment.

Forwa Elade Wunde

known forCardiology Quiz & EKG Guide

1 app0.0Medical

Targets the educational needs of the same cardiology audience through quiz-based assessment.

Medical Relevant

known forRDCS: Cardiac Sonographer

1 app0.0Medical

Focuses on certification preparation for the same professional sonography audience EchoSource serves.

Nurten PIRLI

known forLearn Cardiology

1 app0.0Medical

Offers a quiz-based learning platform for the same cardiology audience.

Powerful Medical

known forPMcardio for Individuals

1 app4.2Medical

Competes for the same clinical diagnostic workflow by automating ECG interpretation, whereas EchoSource provides manual reference material.

Robert Arrigo

known forECHO On

1 app4.9Medical

Targets the same echocardiography education niche as EchoSource but provides a free, community-driven question bank.

Sumo Enterprises Pty

known forAnSo

1 app2.6Medical

Targets the same clinical training segment as EchoSource but focuses on ultrasound-guided regional anaesthesia.

Suthaporn Lumlertgul

known forRESUS Ultrasound LITE

1 app2.0Medical

Provides bedside ultrasound reference for emergency care, overlapping with the procedural guidance aspect of EchoSource.

UpToDate

known forUpToDate

1 app4.3Medical

The gold standard for clinical decision support, used by the same audience for definitive ECG diagnostic information.

Usatine & Erickson Media

known forAtlas Emergency Ultrasound, 2E

1 app0.0Medical

Serves as a bedside reference for ultrasound imaging, competing with the procedural guidance provided by EchoSource.

珠海医凯电子科技有限公司

known forUltrasound Touch

1 app0.0Medical

Provides diagnostic software for handheld ultrasound equipment, expanding the procedural scope beyond reference material.

New entrants(1)

Mai Tran

known forECGLens: ECG Study Tool

1 app0.0Medical

Focuses on ECG image organization and study, serving the same professional audience as EchoSource.

The Analyst's Read

The bottom line on ECGsource

Bottom line

ECGsource is a legacy medical publisher with a well-defined niche in cardiovascular diagnostics. While its mobile presence is currently in a maintenance phase, its specialized content remains a specific resource for the medical education market.

Frequently asked questions

How many apps does ECGsource publish?
ECGsource has 3 apps tracked by Marlvel, primarily in the Medical category.
What kind of apps does ECGsource make?
ECGsource's portfolio is concentrated in Medical, with an average rating of 2.5/5 across rated apps.
What is ECGsource's top app?
By review volume across the portfolio, CathSource is ECGsource's best-known app tracked by Marlvel.

What fed this analysis

Apps analyzed:
3
With full intel:
1
With overview:
3
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by ECGsource, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “ECGsource intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/ecgsource-llc

See methodologyContact support

Data licensed under CC-BY-NC 4.0