EpiLog is a free, open-source, offline-capable digital field diary for epidemiologists and public health workers in low-resource settings. Part of the EpiCalc Suite (Module 2). Features: 4-step field diary, auto-calculated AR/CFR/SAR, outbreak dashboard, GPS map, AES-256 local encryption, CSV/JSON export, EpiCalc SIR/SEIR integration, bilingual (Korean/English), 100% offline PWA. Live app:
epilog-d72.pages.dev