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Document (Office)

Spreadsheet & Data

Subtitles & Text

AI Writing & Growth

Templates & Generators

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9 Gratis VerktøyInga registrering naudsynt

Free Spreadsheet & Data Tools — Clean CSV, Merge Excel, Format JSON

Clean CSV files, merge Excel sheets, compare tables, and format JSON/XML. Free online data tools, no sign-up.

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CSV Tools

3 tools

CSV Cleaner

Split columns, merge fields, remove duplicates, trim whitespace

CSV to Excel

Convert CSV files to formatted Excel workbooks

Excel to CSV

Export Excel sheets as clean CSV files

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Excel Tools

2 tools

Excel Merge

Combine multiple Excel files or sheets into one workbook

Table Compare

Highlight differences, new rows, and missing data between two tables

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Data Format

4 tools

JSON Formatter

Pretty-print and validate JSON data

XML Formatter

Format and validate XML documents

YAML Formatter

Format, validate, and convert YAML files

JSON to CSV

Convert JSON arrays to downloadable CSV tables

Om Våre Gratis Spreadsheet & Data

Data wrangling is a daily chore for analysts, project managers, and operations teams. Always Free Tools simplifies the most common spreadsheet tasks — cleaning messy CSV files, merging data from multiple Excel workbooks, or finding differences between two versions of a dataset.

Developers and data engineers will appreciate the JSON / XML / YAML formatters, which instantly pretty-print and validate structured data files directly in the browser.

Ofte Stilte Spørsmål

We support .csv, .tsv, and plain-text delimited files. Excel .xlsx files can be imported into most tools as well.

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