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ProdCalc — Online MRP
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      • Raw Materials in ProdCalc
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  • Comparing ProdCalc with alternatives

    Comparing ProdCalc with alternatives

    Aug 19, 2026

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    by

    Roberto Messa
    in general

    When you target small-to-medium manufacturers using spreadsheets, you are not just competing with Microsoft Excel and Google Sheets. You are competing with an entire landscape of alternative solutions—some explicit, others implicit—that operational managers rely on to avoid buying a full…

  • Your Spreadsheet Won’t Warn You About Material Shortages

    Your Spreadsheet Won’t Warn You About Material Shortages

    Jul 29, 2026

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    by

    Roberto Messa
    in mrp, spreadsheets

    Many small manufacturers still use spreadsheets as their Material Requirements Planning (MRP) system. It’s understandable why. Spreadsheets are inexpensive, familiar, and flexible enough to organize inventory, production schedules, and customer orders. As the business grows, however, they gradually become responsible…

  • Many Small Manufacturers Still Use Spreadsheets as MRP

    Many Small Manufacturers Still Use Spreadsheets as MRP

    May 12, 2026

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    by

    Roberto Messa
    in spreadsheets

    Many small manufacturing companies still use spreadsheets as their MRP system, and honestly, this is far more common than most people realize. RelatedThe MRP Sharing Platform for Manufacturing Inside many factories, the entire production planning process still depends on Excel…

  • Why Spreadsheets Fall Short in Production Planning — and How ProdCalc Replaces Them

    Why Spreadsheets Fall Short in Production Planning — and How ProdCalc Replaces Them

    Jan 22, 2026

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    by

    Roberto Messa
    in industry

    Spreadsheets have been part of production planning for decades. They are familiar, flexible, and easy to start with. But as manufacturing operations grow, spreadsheets quickly become a source of risk instead of control. Production planning is not just about numbers…

  • There is a need for Industry players to find each other

    There is a need for Industry players to find each other

    Oct 22, 2025

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    by

    Roberto Messa
    in industry

    Is it easy to find new suppliers? Short answer: no. Cold calls, e-commerce and mouth to mouth is not enough and a system is needed to fill that gap. What would be that system? Short answer: an MRP Sharing Platform!…


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