Free Tools

    Free tools for growing businesses

    Handy calculators and generators built for African SMEs — free to use, no signup required. Each one is powered, automatically, inside MerxumOS.

    Finance

    Ghana VAT & Tax Calculator

    Work out VAT, levies, PAYE and SSNIT in seconds.

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    Sales

    Invoice & Receipt Generator

    Create and download a professional invoice or receipt.

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    Finance

    Profit Margin Calculator

    Find your margin, markup and the right selling price.

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    Finance

    Break-even Calculator

    See how many sales you need to cover your costs.

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    Finance

    Savings & ROI Calculator

    Estimate the time and money MerxumOS saves you.

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    Inventory

    Reorder Point Calculator

    Know exactly when to restock before you run out.

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    Inventory

    Barcode & QR Generator

    Create and download barcodes or QR codes for free.

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    Get started

    Plan Recommender

    Answer four questions, get your ideal MerxumOS plan.

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    Like the tools? You'll love the platform.

    MerxumOS turns these one-off calculations into a system that runs your whole business — automatically.

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