If you want, I can: produce specimen pages (body text + headlines), suggest exact CSS font-face rules, or create a bilingual layout mockup using Expo Arabic and a Latin companion.
Designing an app for the Saudi market? Expo Arabic renders beautifully on iOS and Android. Its large x-height prevents descenders (the tails of letters like waw or ra ) from overlapping with the next line. It is a gold standard for fintech apps where clarity of numbers (Eastern Arabic numerals) is crucial. Expo Arabic Font Family