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 CSV to Excel
Convert any CSV file to a real .xlsx Excel workbook in seconds. Free, no signup, files never leave your browser.
Convert Excel to CSV
Turn any .xlsx or .xls Excel file into a clean CSV. Pick the sheet, pick the delimiter, download. No upload.
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.
Convert CSV to PDF
Convert any CSV file to a clean PDF table in seconds. Free, no signup, files never leave your browser.
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.
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.
Convert CSV to SQL
Generate ready-to-paste INSERT statements from any CSV. MySQL, Postgres, SQLite, SQL Server. No upload — runs in your browser.
Open & View CSV Files
Open and read any CSV file in your browser. Search, filter, sort. No upload — 100% private.
Fix Comma-Delimited CSV Files
Convert between comma, semicolon, tab and pipe-delimited CSVs instantly.
Extract Numbers from Any Text
Paste any text and instantly pull out every number — phone numbers, prices, IDs.
Convert JSON to Excel
Turn JSON data into a clean .xlsx Excel file. Nested objects flattened automatically.
Convert JSON to CSV
Paste JSON or upload a file. Get a clean CSV instantly. Handles nested objects.
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.