Open CSV and Excel files instantly as a clean interactive table. Sort columns, edit cells in place, add or delete rows, and download the modified file.
Open CSV Viewer & Editor → free, no sign-inOpening a CSV just to look at it or make a small edit usually means firing up a spreadsheet application, waiting for it to load, and doing the equivalent of using a sledgehammer to hang a picture. The CSV Viewer & Editor opens your file instantly as a clean, sortable table in the browser. Click any cell to edit it. Add or delete rows. Download the modified file. Done.
Anyone who regularly opens CSV files to check contents, make minor edits, or sort data by a particular column — without the overhead of a full spreadsheet application.
No tutorials. No learning curve. Open it and get started.
No server uploads. Supports both CSV and Excel (.xlsx) files — so it works regardless of which format your data arrived in.
Completely free. No trial period. No premium tier for basic functionality. No account required. Use it as often as you need.
One job, done well. CSV Viewer & Editor was built to solve a specific problem cleanly. No feature bloat, no ads, no distractions.
Does it support Excel files?
Yes — .xlsx and .csv files are both supported.
Can I edit any cell?
Yes — click any cell to enter edit mode.
How many rows can it display?
Large files may paginate — all rows are accessible.
Is the original file modified?
No — download a new file with your changes.
Can I add new columns?
Column addition is not currently supported — focus is on row and cell editing.
Free. Instant. No sign-in. Open it and get the job done.
Open CSV Viewer & Editor on Doathingy.com →