Only the current version so far — new entries appear as the app ships updates.
HappyLog : Happiness Journal is a lifestyle app by InterDimension Inc. with 100+ downloads (about 250 estimated). +1 installs in the last 7 days. Released Apr 10, 2025. Install growth, rank history, SDKs and ad networks.
From the store listing: “Personal records of gratitude, good deeds, and emotional/body care for happiness”