android - Services that update Google Play Store Apps -

android - Services that update Google Play Store Apps -

i android developer , planning upload first android app on play store.

being android user past 4 years, noticed apps update differently. saw apps facebook, instagram , other top apps download 50-60% of original size while updating.

i don't know other apps, want know is there different format in have upload app downloaders don't have download total app(around 12 mb).

thanks in advance.

android upload google-play updates