NBillion Pro

This app is a stock transaction cost analysis tool that helps investors comprehensively track and analyze various costs in the transaction process.

1. Detailed transaction record management: including basic information such as stock code, transaction type, price, quantity, and complete records of explicit costs (handling fees, stamp duty, slippage) and implicit costs (time cost, opportunity cost, psychological cost).
2. Powerful statistical analysis function: support filtering data by time range (all, this month, this year, 30 days), calculate total profit and loss, average profit margin, various cost proportions and other key indicators.
3. Cost analysis and optimization suggestions: automatically generate optimization suggestions by analyzing transaction data, including practical suggestions such as cost reduction strategies and transaction frequency optimization.