DataFlow CSV Editor

Manifest V3 Free

View in Chrome Web Store Data as of 18 Oct 2026

A simple and elegant CSV editor to view, edit by deleting rows/columns, and manage your CSV files directly in your browser.

Users

0 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#143K

#119K among extensions

Version

1.0.5

updated 12 Jun 2026

Users

monthly, 11 months

Latest, 18 Oct 2026: 24 usersMove the mouse over the chart for any month

Ratings count

monthly, 11 months

Latest, 18 Oct 2026: 3 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About DataFlow CSV Editor

DataFlow CSV – The ultimate lightweight CSV editor built for speed and simplicity. Tired of downloading and reuploading CSV files just to make a few edits? With DataFlow CSV, you can instantly view, edit, merge, and clean your CSVs right in your browser — no installs, no sign-in, and no cloud dependency. Whether you’re preparing datasets, cleaning duplicates, or combining multiple exports, DataFlow CSV gets it done faster than any online tool. ⚡ Why Users Love DataFlow CSV 🚀 Instant Start: Drag & drop your CSV, start editing immediately. 🧹 Smart Cleaning: Remove duplicates or unwanted rows in one click. 🔄 Merge Made Easy: Combine multiple CSV files into one unified dataset. 🗂️ Map & Reformat: Rename and reorder columns effortlessly. 🔐 Privacy First: Everything runs 100% locally in your browser — your data never leaves your computer. 💡 No Signup, No Ads: Just fast, focused CSV editing. ✨ Perfect for Data analysts, marketers, and professionals who need to manage CSVs quickly — without depending on bulky spreadsheet software.