Right now, if you set a larger or smaller font on your phone, pretty much everything on Gboard updates to match it, except ...

A strong and versatile typeface, designed together with Degarism and inspired by industrial-era grotesques. Mona Sans works well across product, web, and print. Made to work well together with Mona ...

And that's how you change the size of the font on your iPad. Do note, however, that there may be some apps that don't support these changes and the text size will remain standard. But the good news is ...