Apple’s iOS does not allow installing system fonts for third-party apps. However:

If you have ever tried to read or write in Burmese (Myanmar language) on a computer or smartphone, you have almost certainly encountered the . For over a decade, Zawgyi has been the de facto standard for rendering Myanmar script across digital platforms. Despite the official adoption of the Unicode standard, Zawgyi remains deeply embedded in countless websites, SMS messages, apps, and documents.