Convert pasted tables, lists, and structured text into clean CSV rows. Turn copied web tables into spreadsheet data — local parsing, free, no signup.
Content reviewed October 2026 · About Toolzum
Convert calendar ICS files to CSV rows — audit events in spreadsheets. Turn a year of meetings into data — local parsing, unlimited saves.
Convert plain text to clean HTML with paragraphs, breaks, lists, and escaping. Turn meeting notes into publishable markup — local conversion, free, no signup.
Parse SQL INSERT statements back into CSV rows — quoted strings unescaped, NULLs emptied, multi-statement appends. Round-trip database dumps back to spreadsheets — local parsing, free, no signup.
Pull tables, form fields, and key-value pairs from stacks of PDFs into one clean CSV. Accountants turn 60 invoices into a spreadsheet in an afternoon — local pdf-lib parsing, 2 free batches a day.
Extract CSV columns by name into clean lists. Pull email and name columns from pasted CSV in seconds — local parsing, free, no signup.
Web tables, tab lists, space-aligned columns, and JSON arrays — each detected and gridded. Messy pastes need one manual pass first.
First-row headers detect heuristically with manual override. Confirm before importing anywhere that cares.
Comma default; semicolon for European Excel. Match the receiving tool or reformat after.
No — parsing runs locally in your browser. Data never leaves your device.
JSON to CSV
Converts JSON files to CSV format — APIs, configuration files, and data exchange between web services to spreadsheets, database exports, and data imports. All conversion happens locally in your browser with no file size limits.
XLSX ↔ CSV Converter
Convert between XLSX workbooks and CSV files preserving sheets and encoding. Move data across Excel and pipelines — local SheetJS work, unlimited saves.
CSV Deduplicator
Remove duplicate rows from CSV data based on a specific column. Keep only unique values for cleaner datasets — local processing, free, no signup.
CSV Row Sorter
Sort CSV rows by any column ascending or descending — numbers by value, text alphabetically. Order sales rows in seconds — local parsing, free, no signup.