Allo Saint vs echOpen ON
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Allo Saint
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Développée par le Groupe Hospitalier Paris Saint-Joseph, l’application « Allo St Jo » s’adresse plus particulièrement aux médecins de ville en relation avec l’hôpital Saint-Joseph afin de faciliter le parcours du patient. Cette application propose : - Les lignes médicales d’urgence, les lignes médicales directes par spécialité. - Les numéros d’accès direct aux Centres pluridisciplinaires et Instituts spécialisés du GHPSJ. - Une fiche sur le parcours simplifié d’un patient adressé en urgence. Elle est amenée à être enrichie progressivement de données pratiques et d’informations utiles qui faciliteront les liens du Groupe Hospitalier Paris Saint Joseph avec le réseau de médecins correspondants de ville. Nous espérons qu’elle répondra à vos attentes. Jean-Patrick Lajonchère et Pascal Priollet « Allo St Jo » est destinée exclusivement aux médecins.
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.
Screenshots
Verdict
The clearest difference is update cadence: echOpen ON at every 4 months against Allo Saint's every 13 months. Allo Saint's advantage is iOS requirement (11.0 vs 17.0). 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.
Allo Saint ships an update every 13 months, echOpen ON every 4 months. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.
| Parameter | Allo Saint | echOpen ON |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 29 MB | 67 MB |
| Age rating | 17+ | 17+ |
| Developer | Groupe Hospitalier Paris Saint-Joseph | echopen factory |
In-app purchases
Allo Saint
No in-app purchases
echOpen ON
No in-app purchases
Questions
Is Allo Saint free?
Is echOpen ON free?
Do Allo Saint or echOpen ON have ads?
Which is updated more often, Allo Saint or echOpen ON?
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