Only the current version so far โ new entries appear as the app ships updates.
Synesper is a parenting app by Clairaudience Co., Ltd. with 50+ downloads (about 79 estimated). Released May 10, 2023. Install growth, rank history, SDKs and ad networks.
From the store listing: โA smartphone app dedicated to Synesper Lite, a wearable system for communication between mother and fetus in daily lifeโ