All versions include the previously-exclusive Halloween levels and are offered as separate, stand-alone paid applications, with the exception of the free, ad-supported Android version; Angry Birds Halloween users on iOS received the Seasons levels as a free upgrade.
Semua versi termasuk tingkat Halloween sebelumnya-eksklusif dan ditawarkan secara terpisah, berdiri sendiri aplikasi berbayar, dengan pengecualian bebas, versi Android yang didukung iklan; Pengguna Angry Birds Halloween di iOS menerima' tingkat 'Seasons' 'sebagai upgrade gratis.