CSV · Excel · JSON
Web: up to 64 MiB CSV/JSON or 256 MiB XLSX; at most 100 sheets, 100,000 rows and 256 columns per sheet, 500,000 cells/32 MiB text total, 32,767 characters per cell, JSON depth 64, and 64 MiB output. iOS supports only bounded CSV ↔ flat JSON.
ready
Processing runs on your device.
Frequently asked questions
Which JSON structure is supported?
An array of objects. Nested values are stored as deterministic cell text.
Can I choose an Excel worksheet?
Yes. For XLSX files, select the worksheet you want before export.
Is the preview complete?
No. It shows at most 6 rows and 10 columns with 2,000 characters per preview cell. The export contains the complete selected sheet only within the published cell, text, and output limits.