Available in English and Thai
Android version: https://p-library.com/o/investment-calculators/
Windows version: https://www.microsoft.com/store/productId/9NX84FF2WBT6

Current Features
"Buyable Units" based on "Buying Limit"
"Capital Needed" based on "Target Units"
Portfolio Diversification by "Percentage"
Portfolio Diversification by "Units"
Units based on "Prices"
"Profit on Sell" at "Target Price"
"Target Price" for desired "Profit"
Target Price for desired "Profit %"
Profit based on "Unit"
"Profit" based on "Buying Limit"
Units Gained by "Buyback Strategy"
Sell 1 Buy 1
Cal Profit %