Fast viewer for large CSV files. Free forever.

Quickly load and analyze CSV files with up to 500 million rows.
Load collections of uniform CSV files (i.e. with the same set of column names).
Instant full-table profiling (uniques counts, min/max numbers, max text lengths, etc).
Fast associative filtering by one or multiple columns.
Export filtered rows into a new CSV file.
One-click integration with EasyMorph — a fast, visual tool for ETL and no-code automation.
Perfect for non-technical people who need to find/filter something in CSV datasets that don't fit in Excel.
Forever free. No strings attached.

It is advised to have >16GB of RAM in your computer if you work with datasets that exceed 100 million rows.
CSViewer is for 64-bit Windows only. No versions for Linux/Mac.

CSViewer (64-bit)

Version 1.0 build 4 for Windows; 2,654KB (zipped).

By downloading CSViewer you confirm that you agree with the End User License Agreement.

Download