Hindi is not supported over translate

There are currently more than 7,000 languages, more than half of the world's population speak 23 of them only.

iPhone has 19 languages in the Translate App. This link will tell you why Hindi is not a choice --> https://www.icanlocalize.com/site/2010/10/most-popular-languages-for-iphone-and-android-localization/

However, if you find something is missing on iOS devices, you may provide --> Feedback - iPhone - Apple < here.

To ask apple to add what you want, go to

hhttp://www.apple.com/feedback

in the meantime, use google translate instead