Measure and save near and distant visual acuity using Kay Picture optotypes and Sloan letters. children aged 18 months and adults. Choose single or crowded presentations and distances. Save and export results to a spreadsheet.
Read books and comics in vertical or horizontal layout. Adjust text size and line spacing for comfort. Support left and right page opening. Sync reading progress across devices. Import and organize personal library.
Track scores for card games with up to seven players. Score individual hands and manage rotating sit-outs automatically. Mark players as left game to maintain scores. Override scores as needed.
