The calculator is designed for keyboard and touch use. Labels, errors, copied-value feedback and binary rows expose text alternatives. Motion is reduced when the operating system requests it.
Known limitations
Automated checks cannot prove usability for every assistive technology. The launch gate requires manual keyboard use, zoom and representative screen-reader review as well as automated tests.
Report an accessibility barrier toinfo@iomdev.com.
Owner action required before launch: record the date of the latest manual assistive-technology review.