バック計算 - 夜職給料管理

The ultimate back calculation & salary management app for nightlife workers.

Track your drink backs, nomination backs, champagne backs and more with just a tap — see your daily earnings in real time.

【Cast Mode — Track Your Own Earnings】 • Record backs by category (drinks, nominations, champagne, etc.) • View today's income (hourly wage + backs) in real time • Check monthly salary, work days, and back breakdown at a glance • Calendar view with color-coded daily earnings • Reports with monthly trends and category-by-category graphs

【Owner Mode — Manage Your Venue's Finances】 • Enter daily reports for each staff member's attendance and backs • Track venue sales, labor costs, and profit in real time • Calendar view of daily sales and profit • Staff salary rankings and monthly summaries

【Supported Venues】 Hostess clubs / Snack bars / Concept cafes / Girls bars / Bars / Lounges

【Privacy First】 • All data stored locally on your device • Zero data sent to servers • No personal information collected

【Ready to Use】 • Built-in back item templates by venue type • Supports both hourly and fixed pay • Dark theme for discreet use during work