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Free Online Data Format Converter | Smart Data Converter
Convert CSV, JSON, XML, Excel, TSV and plain text instantly. Free, privacy-first — all processing happens in your browser, your data never leaves your device.
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87 % |
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ExploreMyData - Open, Convert and Query Data Files in Your Browser
Drop a file and start working. 19 formats plus archives, up to 1 GB, real DuckDB SQL, tables lifted out of PDFs. Everything runs in your browser.
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86 % |
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Data Mix Box — Merge, Map, Clean, Export
Drag in multiple data files, visually map columns, clean and deduplicate, and export a single clean file — all in under 5 minutes.
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86 % |
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YourDataKit
Free browser-based tool to clean and analyze your CSV or Excel data. No signup, no server, nothing ever leaves your browser.
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85 % |
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CleanMyExcel - Remove Duplicates in Excel & CSV Online For FREE
Remove duplicate rows in Excel and CSV files instantly. Secure, client-side processing. No sign-up required. Clean your data in 3 seconds.
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85 % |
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Free Secure Data Converter & Cleaner — CSV, Excel, JSON, Markdown | ConvertDataPro
Free browser-based data toolkit: clean and deduplicate spreadsheets, then export to CSV, Excel, JSON or Markdown. Everything runs locally — no uploads, no si...
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85 % |
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Free CSV Converter — CSV to JSON, Excel, TSV, Markdown
Convert CSV to JSON, Excel, TSV, or Markdown. Clean duplicates, whitespace, and empty rows or columns instantly in your browser.
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85 % |
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Free Online Data Converter & Developer Tools | ConvTop
Convert JSON, CSV, XML, SQL, Markdown & Excel online — 100% in your browser. Zero uploads, free, no sign-up. 76 privacy-first tools for developers.
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84 % |
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bbk.co — Free online file format converter
Convert documents, ebooks and spreadsheets online. Turn RTF, DOCX, PPTX, XLSX, ODT, ODP, ODS, EPUB and PDF into DOCX, HTML, Markdown, JSON or CSV.
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84 % |
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Nix — The Internet's Toolbox
Polished web tools for data and file operations.
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84 % |
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84 % |
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Free Comma Separator, CSV & JSON Tools | Deepak Survase
Free browser-based comma separator, CSV formatter, JSON formatter, SQL IN clause generator, duplicate remover, and case converter. Private, fast, and no uplo...
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84 % |
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ConvertRow — Free Online CSV & Data Converter
Convert CSV to JSON, YAML, XML, SQL, Excel, PDF and Markdown. Runs entirely in your browser — no upload, no accounts, no limits.
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84 % |
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Convert Excel to JSON Online | Free, No Upload | Tablizer
Convert Excel to JSON free, in your browser. Paste or upload, edit in a grid, export to 39 formats. No signup, no size limit, nothing uploaded.
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83 % |
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Open DBF, Excel, CSV, SPSS and Parquet online — no upload
View DBF, Excel, CSV, SPSS, Stata, Parquet, SQLite and Access in your browser, on Windows or Android: filters, compare, export. Free to use; Pro lifts the li...
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83 % |
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pdf2list – Extract Tables or Lists from PDFs & Images as CSV, Excel or JSON
Convert tables from PDFs and images into CSV, Excel or JSON – automatically, privately, right in your browser. No upload, no registration required.
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83 % |
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JSON to Excel Converter – Convert JSON to XLSX Online Free
Instantly convert JSON files to Excel (XLSX, XLS, CSV) online. Secure, client-side formatting, unlimited size, and no signup required. Rank #1 for data teams.
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83 % |
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Sheetbench — small tools for big Excel problems
A collection of free Excel/CSV tools that each do one thing perfectly: duplicates, empty rows, merging, conversion, comparison. All client-side — your file n...
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83 % |
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Excel Duplicate Remover
Remove duplicate rows from an Excel, CSV, or TSV file in your browser. Review exactly which rows match and why, then download a clean file and audit copy.
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83 % |
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Remove Duplicates from CSV Online, Free — No Upload, Runs in Your Browser
Remove duplicate rows from a CSV file instantly. Smart matching catches case and spacing differences a basic dedupe misses. Your file never leaves your brows...
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83 % |
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