Background, progress updates, and guides about みとおし手帳 — 月末の残高がわかる無料の家計管理アプリ（家計簿）.
What we wanted to solve: "How much money do I have left to spend freely this month?"——Most household account books don't answer this question right away. Even though they can record transactions, they don't reflect upcoming expenses (rent, card withdrawals, subscriptions, payday). And there's another question they don't answer: "Today's shopping…
