Learn Croatian: Koja je tvoja omiljena platforma za fotografije? - Which is your favorite platform for photos?

In Croatian, when you are asking someone to specify one item out of a known category (in this case, platforms), you must use koji/koja/koje (which). Što (what) is used for abstract or entirely open-ended questions where the category isn't defined. Since platforma is feminine, we use koja.

What is the difference between omiljena and najdraža?

They are completely interchangeable here and both mean 'favorite'. Omiljena specifically translates to 'favorite' or 'popular', while najdraža literally means 'the dearest' (the superlative of drag). You will hear native speakers use both equally in this context.

Which case is used in the phrase za fotografije and why?

The noun fotografije is in the accusative plural. The preposition za is used with the accusative case when it expresses purpose, intent, or destination. Here it means 'a platform intended for photos'.

Can I use the word slike instead of fotografije?

Yes, you can. In everyday spoken Croatian, slika (which literally means 'picture' or 'painting') is very commonly used to mean 'photo'. However, fotografija is the technically precise word for 'photograph' and is very natural when discussing media or tech platforms.