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In-memory processing
JSON to Excel runs as JavaScript inside this tab.
Never uploaded
Safe for financials, contracts and NDAs.
No caps or sign-ups
File size is limited only by device memory.
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Convert JSON to Excel when you need to share API output or exported records with people who work in spreadsheets. Each object becomes a row and each key becomes a column.
Also known as JSON to XLSX.
An array of objects, such as [{"name": "Ana", "age": 31}]. Keys become column headers and each object becomes a row. Deeply nested objects are best flattened first for readable columns.
Yes. JSON to Excel runs entirely inside your web browser using JavaScript, so the file never leaves your device. It is safe for confidential documents such as contracts, financial records and IDs.
There is no fixed limit, because the file is processed on your own device. Very large files depend on your device's available memory; a modern laptop or phone handles hundreds of megabytes.
Yes. ZapConvert runs in any modern browser, including Safari on iPhone and iPad and Chrome on Android, with nothing to install. You can add several files at once and download them together as a ZIP.