Business calculators

Profit, margin, VAT, ROI and ROAS

Thai VAT Calculator (7%)Add VAT or extract it from a VAT-inclusive price, rounded per the Revenue Department
Profit, Margin & Markup CalculatorProfit, margin %, and selling price from a target margin or markup
ROAS CalculatorAd revenue as a multiple of ad spend
ROI CalculatorInvested this, got that back: what percent return?
Hourly Wage and Overtime Pay Calculator (Thailand)Salary to hourly wage, overtime at 1.5×, holiday work at 1–3×
Severance Pay CalculatorHow many days’ and baht of severance, by length of service (section 118)