サブスク管理 - 解約忘れ防止と固定費チェック is a tools app by basewakamaru with 10+ downloads (about 34 estimated). +1 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “Total your monthly and annual subscription fees. Receive a notification the day before your renewal date to prevent forgetting to cancel. No registration required.”