Respiratory Sys vs ECG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Respiratory Sys
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Discover how humans breathe with Respiration System in Human Beings – EduTech Era, a complete learning app designed for students, teachers, and science learners. Explore the structure and function of the lungs, trachea, bronchi, diaphragm, and alveoli with simple explanations and clear visuals. Understand how oxygen enters the body and carbon dioxide leaves through the process of inhalation and exhalation. Learn the mechanism of breathing, gas exchange, and the role of blood in transporting gases. The app includes labeled diagrams, cut sections of lungs, animations of breathing movements, audio lessons, and interactive tools for better understanding. Perfect for school chapters, quick revision, and detailed study. EduTech Era makes science learning easy, engaging, and visually rich for everyone.
ECG
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Learn more about electrocardiogram using our app HeartWave Library. Search and learn about ECG terms with ease using our app.
Screenshots
Verdict
The clearest difference is price: ECG at Free against Respiratory Sys's $2.99. ECG also leads on update cadence (every 3 months vs every 28 months). Respiratory Sys's advantage is iOS requirement (12.0 vs 15.5). On 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
ECG is free to download; Respiratory Sys costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Respiratory Sys ships an update every 28 months, ECG every 3 months. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.
| Parameter | Respiratory Sys | ECG |
|---|---|---|
| Price | $2.99 | Free — better |
| Update frequency | Every 28 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 264 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | VIRTUAL FILAMENTS PRIVATE LIMITED | Coding Minds, Inc. |
In-app purchases
Respiratory Sys
No in-app purchases
ECG
No in-app purchases
Questions
Is Respiratory Sys free?
Is ECG free?
Do Respiratory Sys or ECG have ads?
Which is updated more often, Respiratory Sys or ECG?
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