ROI Calculator
Sliders in, a payback chart out, for proposals and sales pages.
Adjust a small item list with plus and minus stock controls.
/embed and press Enter.https://notionarena.vercel.app/embed/inventory-tracker/embed → paste this URL → Embed link
https://notionarena.vercel.app/embed/inventory-trackerWorks on every Notion plan. No integration, no OAuth, no server. The trade-off: the widget lives on our host, so it needs network access to render, and a workspace serving thousands of page views a day could hit fair-use limits. For offline-safe delivery, use the HTML block tab.
A lightweight local item counter for supplies, books, or equipment. Start from a configured list, add items, adjust quantities, or remove rows. Counts are saved only in this browser, so this is not a shared inventory system or a replacement for an audited stock source.
Sliders in, a payback chart out, for proposals and sales pages.
Compare monthly income against four editable expense buckets.
Prepare a request as JSON without sending or storing it.