Free CSV, Excel & JSON Tools

Convert, view and clean data files in seconds. No signup, no upload — everything runs in your browser.

All Tools

Pick a tool. Drop your file. Done in seconds.

convert

Convert CSV to Excel

Convert any CSV file to a real .xlsx Excel workbook in seconds. Free, no signup, files never leave your browser.

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convert

Convert Excel to CSV

Turn any .xlsx or .xls Excel file into a clean CSV. Pick the sheet, pick the delimiter, download. No upload.

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convert

Save Excel as PDF

Convert any Excel workbook (.xlsx or .xls) to a printable PDF in seconds. Pick the sheet, pick orientation, download. 100% private.

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convert

Convert CSV to PDF

Convert any CSV file to a clean PDF table in seconds. Free, no signup, files never leave your browser.

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convert

Merge Multiple CSV Files Into One

Combine any number of CSV files into one. Auto-aligns columns even when headers differ. No upload — runs in your browser.

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convert

Convert HTML to CSV

Paste any HTML or upload a file. Pulls every <table> out, lets you pick which one, downloads a clean CSV. 100% private.

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convert

Convert CSV to SQL

Generate ready-to-paste INSERT statements from any CSV. MySQL, Postgres, SQLite, SQL Server. No upload — runs in your browser.

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view

Open & View CSV Files

Open and read any CSV file in your browser. Search, filter, sort. No upload — 100% private.

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convert

Fix Comma-Delimited CSV Files

Convert between comma, semicolon, tab and pipe-delimited CSVs instantly.

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extract

Extract Numbers from Any Text

Paste any text and instantly pull out every number — phone numbers, prices, IDs.

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convert

Convert JSON to Excel

Turn JSON data into a clean .xlsx Excel file. Nested objects flattened automatically.

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convert

Convert JSON to CSV

Paste JSON or upload a file. Get a clean CSV instantly. Handles nested objects.

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Why csvquick?

100% Private

Your files are processed in your browser. Nothing is uploaded.

Lightning Fast

No waiting on servers. Results appear instantly.

Always Free

No signup, no limits, no watermarks.