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Data Analysis Tools

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Data Analysis Tools

Free tools โ€” convert to Excel, summarize data, clean datasets, practice formulas, read tutorials, and generate SQL, Python, or R code.

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Convert to XLSX

Convert CSV, TSV, XLS, JSON, PDF, or PNG/JPG table images into Excel (.xlsx). JSON arrays and multi-key objects become sheets โ€” nothing uploaded.

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Merge CSV & Excel

Combine multiple CSV or Excel files into one .xlsx workbook โ€” each file becomes its own sheet. Reorder, rename tabs, preview, download.

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Dummy Data Creator

Generate realistic fake data for accounting, finance, stocks, HR, CRM, inventory, and science โ€” export CSV or Excel from 15 presets or custom columns.

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Excel Formula Generator

Build copy-ready formulas for SUMIF, VLOOKUP, IF, dates, text, percentages, and 30+ other common spreadsheet tasks.

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Interactive Excel Tutor

Practice formulas in a live mini spreadsheet โ€” 17 guided lessons with hints, instant grading, and progress tracking.

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Learn Excel Formulas

41 visual lessons with mini spreadsheets โ€” SUM, IF, VLOOKUP, XLOOKUP, SUMIFS, UNIQUE, dates, text, and step-by-step walkthroughs.

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SQL Query Generator

Generate SQL for SELECT, JOIN, GROUP BY, subqueries, INSERT, UPDATE, and 25+ popular database patterns.

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Data Analysis with Python

Generate copy-ready pandas code โ€” load CSVs, filter, clean, group, merge, plot, and export. 30+ common patterns.

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Data Analysis with R

Generate tidyverse/dplyr code โ€” read, filter, mutate, group, join, ggplot2 charts, and export. 30+ common patterns.

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Data Summarizer

Upload Excel or CSV and get column types, numeric stats, missing-data alerts, top values, and readable insights.

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Data Cleaning Tools

Deduplicate rows, trim whitespace, fill missing values, and standardize CSV and Excel columns โ€” all in your browser.

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Data Visualization Tools

Generate bar, line, pie, scatter, histogram, box plot, heatmap, treemap, and Sankey charts from CSV or Excel.

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Pivot Table Generator

Drag fields to rows, columns, and values โ€” summarize CSV or Excel with sum, count, average, and download results.

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Set Operators

Upload one file, filter sets by date range and conditions, combine unique customer phones with UNION, INTERSECT, or EXCEPT.