Vodafone Turkey entered into a collaboration with audiobook service Storytel to offer access to Storytel content to its customers. Vodafone customers who open their first Storytel account benefit from a free trial period of 30 days. Thereafter, Vodafone customers will be able to continue their Storytel subscriptions for TRY 24.99 a month.
Storytel is a digital subscription service available through in iPhone or Android application. It uses mp3 files and customers can also listen to books offline. They can have several books on the go at the same time.
Source: https://www.telecompaper.com/news/vodafone-turkey-offers-access-to-storytel-audiobooks--1273094