is iOS and android API interface is the same?

Currently, we have iOS app which released to App Store, and we want to port to android. Is the api interface similar between two platform ?
(currently we use apportable to port iOS to android)

Regards

it mostly the same.
for ios using obj-c classes.
android using java classses.

we have lite version and paid version, do we need to buy two license?

yes, i think so.
ios license and android license is different.

Hi,
I mean on the same platform, current we have iOS app with handwriting & doc engine, now We want to integrate pdf features, for both lite and pro version on iOS.

Regards

license if binding to package name, in ios is bundle id.
others, has no limit.