フリマ販売記録｜手数料込みの純利益台帳

This is a simple sales ledger app for people who sell across multiple flea market platforms. Simply record each transaction, and it automatically calculates your "net profit" after deducting platform-specific fees, shipping costs, procurement costs, packaging costs, and expenses.

■ Manage Net Profit Across Multiple Flea Markets
Mercari, Rakuma, Yahoo! Flea Market, Yahoo! Auctions. Simply select a platform, and it will automatically estimate each sales fee and calculate your net profit. You can also overwrite the actual amount for each transaction. While each app only shows your own transactions, you can create a cross-platform ledger at your fingertips.

■ Status Management to Prevent Missed Shipments and Feedback
Manage the stages of "Listed → Preparing for Shipment → Shipped → Transaction Completed." A list of items awaiting shipment and feedback is displayed on the home screen, preventing accidental oversights.

■ Easy Tax Filing with Monthly and Annual Summaries
View monthly net profit, platform-specific and category-specific summaries, and annual sales, fees, expenses, and net profit all in one place. Useful for tax filing and profit tracking.

■ The Basics of Selling
This section provides guidelines based on official information from the National Tax Agency and various companies regarding tax filing, expenses, fees, and packaging/shipping.

■ Secure Privacy
All records are stored only on your device. No account registration or login is required, and data is not transmitted to external servers.

* The displayed fee rates and tax information are general guidelines based on official information. Please check the latest rates and individual tax determinations in the help section of each service or with the tax office.

* As this service is free, banner ads (Google AdMob) will be displayed at the bottom of the screen.