Citronnier, Inc.
The world's leading Medical SaaS pioneer. From EMR to advanced Bio-Investment platforms, we engineer the future of health.
We Attended
ASCO 2026!
Essential Citronnier attended the world's leading oncology conference in Chicago, where we showcased our Cancer Diary and Medical SaaS solutions.
Oncologists, BD & VC partners — we'd love to hear from you.
Missed us at ASCO 2026? We'd still love to connect.
Pioneering Medical SaaS
We build the world's best software for the medical industry, connecting data, patients, and professionals.
Flagship Products
Our core focus — the products we are building and scaling today.
LemonFit
A subscription SaaS for gyms and fitness centers built around member booking, a real-time heart-rate dashboard, and AI diet analysis, with a B2B2C model where members continue on the LemonFit app's individual plan.
My Cancer Diary
An iOS health management app for cancer patients. Treatment schedules, symptom diaries, AI nutrition analysis, and emotional journaling — with you through every moment of treatment.
HaruMD
AI pressure-ulcer (bedsore) staging from a single wound photo, built for clinical teams. An on-premise medical-device app that keeps cached lesion images and analyses reviewable offline.
Specialized Solutions
Purpose-built products for specific domains and partnerships.
Sinsindangbu Care
AI-powered food photo nutrient analysis, CKD stage-specific management, and AI health consultation for kidney patients. Co-developed with Mediologie.
ODV-Annotate
AI-powered DICOM annotation on your Mac. Fully local, fully private. Powered by Gemma 4 E4B on Apple Silicon via MLX.
Buybio Bio-Invest
The premier investment platform specialized in the biotech and pharmaceutical sectors.
TMEDIO Lab Website
Official website for Professor Kim Hye-Ryun's Translational Medicine Immuno-Oncology Lab at Yonsei University Severance Hospital.
More Products
Solutions across hospitals, research, and content.