| What it does | Desktop scientific plotting and data analysis software for researchers
| Free online tools for flowcharts, charts, diagrams and timelines with no sign-up
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free version available. SmartPlot Plus: 1 person $8, 2 people $7 each, 3+ people $6 each. One-time purchase, does not expire, supports up to 3 active devices per license. Each Plus License includes 50,000 S points per month for AI usage.
| Free: no account required, all diagram and chart makers, PNG/SVG/PDF export, no watermark. Pro: Monthly $9.99 a month, Yearly $99.99 a year with 7-day free trial, Lifetime $239.99 once. Euro area: €10.99 a month, €109.99 a year, €259.99 once (VAT included).
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| Key features | - Data import from CSV, TXT, and other formats
- Advanced analysis tools including baseline correction, peak fitting, and curve fitting
- Figure composition tool for combining plots and images
- Editable flowcharts with BPMN and UML shapes
- In-app AI Smart Panel for analyzing data through conversation
- Export to PDF, SVG, PNG, JPG, TIFF, and PPTX formats
- Customizable color palettes and gradient colors
- Workflow template recording and reuse
- Bilingual interface supporting English and Chinese
| - Flowchart and process diagram maker with canvas and text-to-diagram modes
- Text-to-diagram tools for UML, ER and sequence diagrams
- Chart tools: pie chart, line graph, gauge and Sankey diagram
- Automatic diagram layout from typed text
- Export to PNG, SVG and PDF without watermark
- Share diagrams with share links
- Pro: editable .drawio export and vector PDF
- Pro: multi-page documents and layers
- Diagram checks for unlabelled branches and dead ends
- Works on phone and computer
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| What makes it different | - Desktop application with local data processing for secure research data handling
- In-app AI integration through MCP protocol for editing plots through conversation
- Reusable workflow templates that record and automate repetitive analysis steps
- Figure composer for precise multi-panel layouts with aligned plot areas
- Support for Windows, macOS, and Linux beta platforms
| - Completely free with no account required and no watermark on exports
- Nothing uploaded: all work stays on your device in your browser
- Results computed by the same tested code, not manually typed
- Multiple export formats: PNG at 4 sizes, SVG and PDF
- Converts between formats: Mermaid to draw.io, SQL to ER, Visio to flowchart
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ● no change since last check | 3 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 6 | 0 |
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| Citation Flow (Majestic) | 16 | 19 |
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| Referring domains (Majestic) | 6 | 4 |
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Diagram Smith