Drop CSV here
Local processing only
Free online CSV viewer — local processing only
Preview and filter CSV files of any size directly in your browser. This local-first CSV viewer reads your file client-side — your data never leaves your machine. Supports large files with paginated rendering and column filtering.
Frequently Asked Questions
- Can I view large CSV files?
- Yes. This viewer paginates the data client-side. Files with millions of rows can be previewed without uploading anything to a server.
- Does it support all CSV formats?
- It supports standard comma-separated files, including files with headers and quoted fields containing commas or newlines.
- Is my CSV data uploaded anywhere?
- No. All processing is done locally in your browser using JavaScript. Your data never leaves your device.