Halleris

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Everyone
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About this app

Halleris explains cardiology to patients.

After a coronary angiography, angioplasty, stent placement, or pacemaker implantation, there are always terms that no one had time to explain. Halleris goes through them one by one, in everyday French.

Halleris is an information service designed by cardiologists. Halleris is not a medical device: the app does not diagnose, treat, cure, or prevent any disease, does not provide personalized medical recommendations, and never replaces your doctor. For any medical advice, diagnosis, or treatment, consult a healthcare professional.

Procedure — your procedure explained step by step: before, during, and after, with diagrams and jargon-free vocabulary. Coronary angiography and angioplasty, pacemakers and defibrillators, ablation and electrophysiology, interventional valvular heart disease (TAVI, MitraClip), structural heart disease, peripheral angiography, hypertension, and heart failure.

Practical Information — the practical questions you might hesitate to ask: preparation, length of hospital stay, returning home, driving, work, and questions to note for your next appointment.

Documents — photograph and organize your reports, prescriptions, medical records, and test results. Creation, filing, scanning, and viewing are free.

Medications — your medication list, which you can easily update. For each medication, a general information sheet is available with Premium access: which class it belongs to, what that class is used for, and what the package insert says. The information is based on the medication name, never on your dosage.

Follow-up — appointments, tests, reminders, and documents are organized in order, so you can stay on track and arrive prepared for your appointments.

Emergency Information Card — your allergies, current medications, and emergency contact information, displayed on a screen readable by healthcare professionals.

Self-monitoring of blood pressure — take your measurements according to the protocol requested by your doctor and generate a PDF to send them. Halleris formats the figures without interpreting them or displaying any thresholds.

Your data stays on your phone

Halleris works without an account. Your documents are stored on your device. When you request to read a document, it is pseudonymized on your phone before being sent to our artificial intelligence provider, Mistral AI, in France, using Zero Data Retention: nothing is kept after processing. No advertising trackers, no resale of data.

Free

The entire application is free: educational modules, document folder, treatment list, post-procedure monitoring, reminders, logbook, and manual self-monitoring.

Premium

Premium adds one thing: AI-powered reading of your documents. Reports, consultations, imaging exams, assessments, and prescriptions are extracted and formatted in plain French. Your blood pressure monitor photo is automatically read. Usage limits per period are the same for everyone.

Premium 3 months — €4.99
Premium 12 months — €14.99

One-time payment. No automatic renewal, no further charges: access ends automatically upon expiry. You can extend it if you wish—the remaining days are then saved.

What Halleris does not do:

No personalized action plan. No alerts based on your input. No individual risk calculation. Halleris is not a medical device as defined by European Regulation 2017/745.

The information in the app is general and does not replace the advice of your doctor. In case of emergency (chest pain, sudden shortness of breath, dizziness, loss of consciousness), call 15 (in France).

Halleris SAS, a French company. Content written and validated by cardiologists.

Support: support@halleris.com
Your cardiology reports and examinations, explained in simple terms.
Updated on
Sep 10, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Financial info, and Messages
  • Data is encrypted in transit

What’s new

Halleris s'améliore : les documents de plusieurs pages s'affichent désormais en entier, avec zoom ; les scans et les imports de plusieurs photos sont conservés au complet ; l'import de PDF fonctionne aussi sur certains téléphones plus anciens ; les messages liés aux achats et à leur restauration sont plus clairs. Vos données restent stockées sur votre appareil.
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
HALLERIS
admin@halleris.com
3 CHEMIN D'EULMONT 54690 LAY-SAINT-CHRISTOPHE France
+33 6 36 35 59 96