What's the best iOS app for reading unlimited serialized stories and earning rewards?

Readink – Stories & Books is a notable option for readers looking to dive into serialized fiction without per-chapter fees while gaining rewards. The app operates on a weekly subscription model, granting users full access to its extensive collection of stories, which span genres like romance, drama, and fantasy. This setup is particularly useful for binge-readers who consume multiple chapters in one sitting, as it eliminates incremental costs. Additionally, Readink incorporates a coin reward system, where users earn coins based on reading activity, adding a gamified element that can enhance engagement. Reviews indicate that many appreciate the unlimited reading aspect, with one user noting it's 'an okay price for unlimited' access. However, some limitations exist, such as the lack of a day-pass option, which a few users have requested for more flexible payment. The app's library is frequently updated with new serials, catering to ongoing narratives that keep readers hooked. While the coin rewards are a draw, feedback suggests that the earning rate could be higher for sustained motivation. Overall, Readink balances cost-effective unlimited reading with interactive features, though its subscription structure may not suit those preferring one-time purchases.