echOpen ON vs CHU Connect Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
echOpen ON
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An essential companion to your echOpen O1 probe, echOpen On allows you to choose the right frequency, adjust your image and add your notes in a simple, user-friendly digital environment. - echOpen O1 is a handheld Ultrasound imaging device intended for Point-of-Care Ultrasound (POCUS) in adult patients to allow ultrasound imaging of organs and tissues of the human body. - echOpen O1 includes a tri-frequency ultrasound probe to be used with a dedicated software application on a connected mobile device. - The device is to be used by trained Healthcare Professionals. - echOpen O1 is intended to complement the standard clinical examination by providing ultrasound imaging findings and to locate vessels prior to catheterisation. - echOpen ON is an accessory software application intended to control and present output information from a dedicated ultrasound probe in order to fulfil its intended purpose.
CHU Connect Pro
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Notre application CHU Nantes Connect Pro permet à tous les praticiens de santé et les médecins de ville de rentrer en contact avec les différents services du CHU de Nantes. Vous pouvez ainsi prendre rendez-vous pour un de vos patients, obtenir un avis spécialisé de la part d’un service ou encore partager, en toute sécurité, des données de santé. Grâce au moteur de recherche, vous accédez à l’ensemble de la liste des différents services du CHU de Nantes et vous obtenez toutes les coordonnées de contact de nos services. Un onglet Urgences, vous permet de contacter immédiatement les différents services Urgences du CHU de Nantes. La connexion à notre application CHU Nantes Connect Pro se fait soit sur demande en s’inscrivant, soit avec le module Pro Santé connect et votre identifiant RPPS.
Screenshots
Verdict
The clearest difference is update cadence: CHU Connect Pro at every 2 weeks against echOpen ON's every 4 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.
echOpen ON ships an update every 4 months, CHU Connect Pro every 2 weeks. The most recent releases landed on October 27, 2026 and October 16, 2026 respectively.
| Parameter | echOpen ON | CHU Connect Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 67 MB | 2 MB |
| Age rating | 17+ | 17+ |
| Developer | echopen factory | CHU NANTES |
In-app purchases
echOpen ON
No in-app purchases
CHU Connect Pro
No in-app purchases
Questions
Is echOpen ON free?
Is CHU Connect Pro free?
Do echOpen ON or CHU Connect Pro have ads?
Which is updated more often, echOpen ON or CHU Connect Pro?
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