Business Tools
Invoice totals, discounts, tip splitters and fuel cost estimators.
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GST Invoice Calculator
Calculate taxable value, CGST, SGST or IGST for invoices. Free GST breakup calculator.
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Invoice Generator
Create a free GST-ready invoice online. Fill details, see totals, copy or print for clients.
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Percentage Calculator
Find percentage of a number, increase/decrease and difference.
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Discount Stack Calculator
Apply multiple sequential discounts on retail price.
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Markup Margin Calculator
Convert between cost price, selling price, markup and profit margin.
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Break-Even Point Calculator
Find units to sell to cover fixed and variable costs.
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Discount Calculator
Find sale price after applying one or more discount percentages.
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Fuel Cost Calculator
Estimate trip fuel cost from distance, mileage and petrol/diesel rate.
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Hourly Rate Calculator
Convert monthly salary or project fee to hourly billing rate.
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Invoice Total Calculator
Sum line items with quantity, discount and GST for invoices.
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Profit Percentage Calculator
Calculate profit amount and profit percentage from cost and revenue.
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Speech Time Calculator
Estimate presentation duration from word count and speaking pace.
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Tip Splitter
Split restaurant bill and tip evenly among friends.
Tools FAQ
Are Business tools free on QuizDaily?
Yes. Every tool in this category is free to use with no signup required.
Do these tools work on mobile?
Yes. All QuizDaily tools are mobile-friendly for Android and iPhone.
Is my data private?
Image tools process files in your browser. Calculator inputs stay in your session and are not stored as personal profiles.