Android Eye Test & Eye Care App – Visual Acuity, Color Blind, Amsler, Exercises, Tracker

A complete Android eye testing & eye care app built with Kotlin + Jetpack Compose. It helps users screen visual acuity, run color vision (Ishihara), astigmatism, contrast sensitivity, and Amsler grid checks, plus guided eye exercises, vision boosters, and a daily progress tracker. Includes a simple “Share with Doctor” summary export.

Key Features

Comprehensive Eye Tests

• Visual Acuity: Snellen “E” / optotype flow with direction inputs (↑ ↓ ← →)
• Color Vision (Ishihara): clean plates with “Correct/Unsure” flow
• Astigmatism: radial line (sunburst) chart
• Contrast Sensitivity: grayscale bars with faint embedded letters/patterns
• Amsler Grid: center fixation dot with “Report Distortion” action

Exercises & Vision Boosters

• Smooth Pursuits: tracking dot on an ∞ path (Start/Pause + timer)
• Near–Far Focus: 20s cycles between phone dot & distant point
• Color Match: pick the odd hue from nearly identical squares
• Peripheral Pop: tap faint edge shapes to build awareness