i vs CardiLink 3.0
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
i
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The Brayden Online App operates in conjunction with the Brayden Pro manikins(adult, child, infant) and a proprietary AED-Trainer. Developed under the guidance of leading global resuscitation experts, the app not only adheres to the latest guidelines issued by the American Heart Association (AHA) and the European Resuscitation Council (ERC) but also supports multiple other guidelines. This app is designed for healthcare professionals and the general public to practice and refine their CPR skills for adults, children, and infants. It provides intuitive real-time feedback on essential CPR components, including chest compression depth, rate, recoil, hand/finger positioning, and ventilation performance. The app also supports training with defibrillators using the AED-Trainer. The app allows trainees to practice with real-time feedback and undergo assessments without guidance. The objective numerical feedback provided post-training is comprehensive, designed to be easily and quickly understood. An overall score is provided, with performance insights highlighting key strengths and areas to easily identify strengths and areas for improvement.
CardiLink 3.0
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Product monitoring of not permanently surveilled devices: โYour product demands to be always in a working state, but at the same time is not in regular usage. โ Save your employees time and energy with our product monitoring. We display for you in real-time and we analyze your data for long-term monitoring and quality reports. Alarms and any occurring issues will be reported to you before the product is used with a patient. An additional benefit for you: Data Analytics of your product for clinical studies.
Screenshots
Verdict
The clearest difference is update cadence: i at every 5 days against CardiLink 3.0's fortnightly. CardiLink 3.0's advantage is iOS requirement (14.2 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
i ships an update every 5 days, CardiLink 3.0 fortnightly. The most recent releases landed on September 21, 2026 and September 12, 2026 respectively.
| Parameter | i | CardiLink 3.0 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 14.2 โ better |
| Further details โ not scored | ||
| Size | 15 MB | 94 MB |
| Age rating | 4+ | 17+ |
| Developer | Innosonian Inc. | CardiLink GmbH |
In-app purchases
i
No in-app purchases
CardiLink 3.0
No in-app purchases








