Convert CSV, JSON, and TSV files instantly with advanced filtering, sorting, and formatting. Fast, offline, and privacy-focused tool for efficient data transformation directly in your browser.
Editor score is the AltFTool team’s own rating, not user reviews.
Features
Convert CSV, JSON, and TSV formats
Advanced filtering and sorting options
Custom delimiters and formatting controls
Automatic data type detection
Install
Step 1: Open the extension's page on AltFTool and choose “Add to Chrome”. The official Chrome Web Store listing opens in a new tab.
Step 2: On the store listing, check the developer, the description and the permissions the extension asks for.
Step 3: Click “Add to Chrome”, read the permission prompt Chrome shows, then confirm with “Add extension”.
Step 4: Pin it. Open the puzzle-piece Extensions menu next to the address bar and click the pin icon so it stays one click away.
Permissions & privacy
Chrome shows the exact permissions DataFlow Converter asks for before you confirm the install. You can also read them, and the developer’s data declarations, in the Privacy practices section of the store listing.
Explain permissions with the free analyzerFAQ
Yes. DataFlow Converter is a free Chrome extension from AltFTool and does not need an AltFTool account.
Choose “Add to Chrome” on this page to open the official Chrome Web Store listing, review the permissions, then click “Add extension” and pin it from the Extensions menu.
DataFlow Converter is built for Google Chrome. Chromium-based browsers such as Microsoft Edge, Brave and Opera can usually install Chrome Web Store extensions too; Firefox and Safari cannot.
Convert CSV, JSON, and TSV formats; Advanced filtering and sorting options; Custom delimiters and formatting controls; Automatic data type detection.
Chrome shows the exact permissions before you confirm the install, and the store listing shows them too. Paste them into AltFTool's Browser Extension Permission Analyzer for a plain-English explanation.
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