小説を聴こう(Web小説の読み上げ) is an entertainment app by Kumao.Works with 10,000+ downloads (about 37K estimated). +124 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “It is a reading app for web novels. You can select and listen to your favorite works from the web novel site.”