Swap the rows and columns of CSV data, including quoted cells.
Type or paste on the left — the result updates as you type.
All rows must have equal width. No header is assumed; up to 100000 cells are supported.
Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.
Tool page updated: 2026-09-27
