AccountMaster Expense Tracker

Meet your personal accountant. Ah Cai gets out of your way. Open the app, tap "lunch 35" on the big keypad — done, filed under "Food." Three seconds. No menus, no category picking. Why Ah Cai - Fast: natural-language input, large keypad, three seconds an entry - Accurate: on-device auto-categorization that learns your habits; no cloud, no network - Complete: bill splitting, monthly stats, budget alerts, iCloud sync - Private: data stays on your device (optional iCloud); no tracking, no ads Features - Quick entry: "Taxi 28" → Transport; "-8000" → Income (or tap the Income toggle). - Auto categories: 8 expense + 5 income presets; correct it once and it remembers. - Stats: monthly cash flow, category breakdown, daily trend, month-over-month. - Bill splitting: split travel costs, auto-calc the fewest transfers, track refunds that offset expenses, and export the whole group to Excel or text to settle up in chat. - Budget: set a monthly cap and get alerts. - Backup & iCloud: JSON export, optional no-sign-in iCloud sync. Privacy first — No account, no cloud categorization, no uploading your bills. Free vs Pro — Free: tracking, list, monthly stats. Pro (one-time ¥6): budget alerts, export, themes. Ah Cai — your private accountant.