You can add eBooks and audiobooks that you're interested in buying to your Wishlist.

To add books to your Wishlist on the Kobo App for Android:

1. Tap the  Kobo Books app icon.
2. Tap the  Menu icon at the top of the screen.
3. Tap Store. 
4. Tap the cover of the eBook or audiobook that you're interested in.
5. Scroll down and tap Add to Wishlist. A confirmation message will appear at the top of the screen. 

Note: The Kobo App for Apple (iOS) does not support Wishlist due to an agreement between Kobo and Apple. If you use an iOS smartphone or tablet, you’ll need to add books to your Wishlist and make purchases on Kobo.com.