Every screen from the shipping Kotlin and Jetpack Compose build, captured on device. The whole flow exists to do one job well: take a blood-pressure reading and log it, guided gently, for someone using a health app for the first time.
← Back to case studyThe primary user is Margaret: 74, newly diagnosed with hypertension, reduced vision, less-steady hands, and inclined to stop entirely when an app does something she did not expect.
Screen 10 is the design argument in one view. Rather than applying senior-first styling globally — which reads as the dumbed-down version — the app offers eight independent controls and lets the user build the combination she needs.
Body text holds 7:1 contrast throughout: WCAG AAA rather than AA, designed into the palette from the start rather than corrected afterwards.