138 Free Data Tools — CSV, JSON & Convert
Clean, convert, and format data across CSV, JSON, and XML formats instantly. No signup required.
Chart Creation
16Line Chart Builder
Build interactive line charts
Bar Chart Builder
Create vertical bar charts
SoonStacked Bar Chart Builder
Compare composition over categories
SoonPie Chart Builder
Show parts of a whole
SoonDonut Chart Builder
Pie with a center hole
SoonArea Chart Builder
Filled line charts for trends
SoonScatter Plot Builder
Plot pairs of values
SoonBubble Chart Builder
Three-dimension scatter
SoonHistogram Builder
Show value distributions
SoonBox Plot Builder
Visualize quartiles and outliers
SoonHeatmap Builder
Color-coded data grids
SoonTreemap Builder
Hierarchical rectangles
SoonSunburst Chart Builder
Radial hierarchy chart
SoonWaterfall Chart Builder
Track positive/negative changes
SoonGantt Chart
Project timelines
SoonRadar Chart Builder
Compare multivariate data
SoonChart Customization
12Chart Color Theme Builder
Design reusable palettes
SoonChart Annotation Tool
Add notes and callouts
SoonChart Legend Designer
Style and position legends
SoonChart Axis Formatter
Format ticks and labels
SoonChart Tooltip Customizer
Design hover tooltips
SoonChart Grid Line Styler
Tune grid appearance
SoonChart Trend Line Adder
Overlay regression lines
SoonChart Reference Line Tool
Mark thresholds and targets
SoonChart Error Bar Tool
Show uncertainty
SoonChart Data Label Formatter
Format value labels
SoonChart Export Tool
Export charts as images
SoonChart Accessibility Checker
Audit for a11y
SoonData Input & Import
10CSV Data Importer
Upload CSV into charts
SoonJSON Data Importer
Import JSON datasets
SoonExcel Paste Data Tool
Paste from Excel
SoonManual Data Entry Table
Type data by hand
SoonData URL Import Tool
Fetch data from a URL
SoonClipboard Data Paste Tool
Paste any clipboard data
SoonSample Dataset Library
Browse curated datasets
SoonReal-Time Data Connector
Local file streaming
SoonData Row Generator
Generate rows on the fly
SoonAPI Response to Chart Converter
Turn JSON API into charts
SoonData Cleaning & Transformation
14CSV Cleaner
Clean messy CSV files
SoonData Deduplicator
Remove duplicate rows
SoonMissing Value Handler
Fill or drop missing data
SoonData Type Converter
Cast columns to types
SoonColumn Renamer
Rename columns in bulk
SoonData Sorter
Sort by any column
SoonData Filter Tool
Filter rows by condition
SoonData Pivot Tool
Pivot long to wide
SoonData Unpivot Tool
Melt wide to long
SoonData Normalizer
Scale numeric columns
SoonData Aggregator
Group and summarize
SoonData Merger
Join multiple tables
SoonData Shape Validator
Validate schema
SoonOutlier Detector
Spot anomalies
SoonStatistical Analysis
14Descriptive Statistics Calculator
Mean, median, mode, range
SoonCorrelation Matrix Builder
Pairwise correlations
SoonRegression Line Visualizer
Linear regression on scatter
SoonDistribution Fitter
Fit common distributions
SoonConfidence Interval Calculator
Compute CIs
SoonHypothesis Testing Guide
Walk through tests
Soonp-Value Explainer
Understand significance
SoonChi-Square Test Tool
Test independence
Soont-Test Guide
Compare two means
SoonANOVA Concept Tool
Compare many groups
SoonZ-Score Calculator
Standardize values
SoonStandard Deviation Visualizer
See spread of data
SoonSkewness & Kurtosis Calculator
Distribution shape
SoonSampling Size Estimator
Plan study sample size
SoonData Tables & Grids
10Interactive Data Table Builder
Live editable tables
SoonSortable Table Maker
Click-to-sort columns
SoonFilterable Table Tool
Search and filter rows
SoonComparison Table Builder
Side-by-side comparisons
SoonCross-Tab Table Builder
Two-way contingency
SoonPivot Table Builder
Summarize across dimensions
SoonData Grid Formatter
Style grid cells
SoonHTML Table Generator
Export clean HTML
SoonData Summary Table
Auto stats per column
SoonFrequency Distribution Table
Count value frequencies
SoonDashboard Building
12KPI Dashboard Builder
Compose KPI dashboards
SoonMetric Card Designer
Beautiful metric tiles
SoonDashboard Layout Planner
Plan the grid
SoonReal-Time Ticker Widget
Live ticking values
SoonProgress Gauge Builder
Radial gauges
SoonScorecard Builder
Single-number cards
SoonMulti-Chart Dashboard
Mix multiple charts
SoonTraffic Light Indicator Builder
Red/yellow/green status
SoonSpark Line Maker
Inline mini charts
SoonFunnel Chart Builder
Step conversion funnels
SoonCohort Analysis Grid
Retention cohorts
SoonOKR Dashboard Builder
Track objectives
SoonSpecialized Visualizations
16Sankey Diagram Builder
Flow between stages
SoonChord Diagram Builder
Relationships in a circle
SoonNetwork Graph Visualizer
Nodes and edges
SoonDendogram Builder
Hierarchical clustering
SoonIcicle Chart Builder
Hierarchical bars
SoonFlame Graph Builder
Profile visualizations
SoonTimeline Visualization
Events on a timeline
SoonCalendar Heatmap Builder
GitHub-style activity
SoonGeographic Choropleth Builder
Maps colored by value
SoonWind Rose Chart
Directional frequency
SoonPopulation Pyramid Builder
Age/sex distribution
SoonBump Chart Builder
Ranking changes
SoonParallel Coordinates Plot
Multivariate lines
SoonStream Graph Builder
Flowing area chart
SoonCartogram Builder
Distorted maps
SoonOHLC Candlestick Chart
Financial price charts
SoonData Storytelling
10Data Story Builder
Build narrative reports
SoonAnnotation Layer Tool
Layer annotations
SoonNarrative Chart Builder
Scrollytelling charts
SoonData-Driven Report Builder
Reports from data
SoonChart Caption Generator
Auto-generate captions
SoonChart Insight Highlighter
Highlight key points
SoonData Presentation Slide Builder
Slide-friendly charts
SoonInfographic Data Layout
Infographic templates
SoonChart Comparison A/B Builder
Side-by-side compare
SoonData Explainer Builder
Teach with data
SoonData Export & Sharing
8Chart to PNG Exporter
Export as PNG
SoonChart to SVG Exporter
Export as SVG
SoonChart Embed Code Generator
Embed anywhere
SoonData to PDF Report Exporter
Export PDF reports
SoonCSV Download Tool
Download as CSV
SoonJSON Schema Exporter
Export JSON schemas
SoonChart URL Shareable Builder
Share via URL
SoonPrintable Data Report
Print-friendly reports
SoonBusiness Intelligence
10Sales Dashboard Builder
Track revenue and pipeline
SoonMarketing Analytics Dashboard
Campaign performance
SoonProduct Metrics Dashboard
Product KPIs
SoonCustomer Analytics Dashboard
Customer behavior
SoonFinancial Reporting Dashboard
P&L and balance sheet
SoonHR Analytics Dashboard
People metrics
SoonOperations Dashboard
Operational KPIs
SoonRevenue Dashboard
MRR / ARR tracking
SoonConversion Funnel Visualizer
Step-by-step conversion
SoonRetention Curve Builder
Retention over time
Soon