ChartMaker Pro

Generate beautiful charts from CSV, Excel, TSV & TXT files instantly and completely offline

Transform CSV, Excel, TSV, and TXT files into stunning charts instantly. ChartMaker Pro is a free chart maker and data visualization tool that works completely offline - your sensitive data never leaves your device. No signup, no tracking. Why Choose ChartMaker Pro? • Best free alternative to Excel charts - Create professional graphs without expensive software • Privacy-first data analytics - Perfect for confidential business intelligence and sensitive data • No internet needed - Works as a desktop app alternative right in your browser • 55+ languages with full RTL support for global teams Complete Chart Types for Every Need • Business dashboards: Generate Bar, Line, Area, Stacked charts • Statistical analysis: Generate Scatter plots, Bubble charts, Histograms • Financial reporting: Generate Pie charts, Doughnut charts, Polar Area • Comparative data: Dual-axis charts, 100% stacked bars, Grouped bars • Trend analysis: Line charts with logarithmic scales, Percentage charts Import Any Data Format • CSV files (comma-separated) • Excel spreadsheets (.xlsx, .xls) • TSV files (tab-separated) • TXT files with custom delimiters • European CSV (semicolon format) • Pipe-delimited data • Auto-detects delimiters - comma, tab, semicolon, pipe • Handles international formats - European decimals, date formats Advanced Data Analysis Features • Dual Y-axes - Compare different scales (e.g., revenue vs. quantity) • Logarithmic scales - For exponential data and scientific charts • Percentage scales - Perfect for market share analysis • 100% stacked bars - Show proportional contributions • Data sorting - Ascending, descending, alphabetical • Data limiting - Focus on top 10, 20, or 50 records • Real-time updates - Instant visualization as you customize Professional Customization • 4 color schemes: Default, Vibrant, Pastel, Monochrome • Custom color palettes with visual picker • Adjustable bar width and spacing • Show/hide data labels with number abbreviation (K, M, B) • Grid lines toggle for cleaner presentation • Legend positioning for better readability • Dark mode & Light mode with system preference Export & Share • PNG download - 4 quality levels (Compressed to Ultra HD) • Excel export - Includes raw data, chart info, and statistics • CSV export - Clean data for further analysis • Paste into presentations Perfect For • Business analysts creating sales dashboards and KPI reports • Data scientists doing exploratory data analysis • Students learning statistics and data visualization • Researchers publishing papers with charts • Marketers analyzing campaign performance • Financial analysts creating investment charts • Journalists visualizing data stories • Teachers preparing educational materials Better Than Online Chart Makers ✓ 100% offline - No data privacy concerns ✓ No account - No signup required ✓ Free - No hidden costs. ✓ Faster - Processes locally, no server delays ✓ More formats - CSV, Excel, TSV, TXT all supported How to Use 0. Click the icon to launch the extension 1. Click "Choose File" or drag & drop your data 2. Select X-axis column and Y-axis columns 3. Choose chart type from the dropdown 4. Customize colors, labels, and options 5. Click "Generate Chart" 6. Download as PNG, Excel, or CSV Available in 55+ Languages • English • Spanish • French • German • Arabic • Hindi • Chinese • Japanese • Russian • Portuguese • Urdu • Indonesian • Turkish • Vietnamese • Korean • Italian • Dutch • Polish • Swedish • Hebrew • Catalan • Czech • Greek • Hungarian • Romanian • Ukrainian • Persian • Filipino • Thai • Tamil • Telugu • Marathi • Gujarati • Punjabi • Kannada • Malayalam • Odia • Burmese • Swahili • Hausa • Yoruba • Igbo • Amharic • Somali • Malagasy • Azerbaijani • Uzbek • Pashto • Sindhi • Javanese • Sunda • Sinhala • Bhojpuri • Egyptian Arabic • and more!