SciDAVis
SciDAVis: A free scientific plotting and curve-fitting tool with useful signal-processing features. Ranked #49 of 106 in Statistical Analysis Software by our editors (4.5/10); pricing: Free plan; best for free scientific plotting and curve fitting.
At a glance
- Editor score4.5 / 10
- PricingFree plan
- Best forFree scientific plotting and curve fitting
- Free planYes
- Paid fromFree
- DeploymentDesktop
- Founded2007
- Facts checked21 Sep 2026

Where it wins
- Free and open source on Windows, macOS, and GNU/Linux
- Supports 2D and 3D plotting with broad curve-fitting options
- Includes Python, muParser, Fourier, and signal-processing tools
Where it doesn't
- Desktop deployment does not provide a browser-based workflow
- Statistical analysis is narrower than dedicated statistics platforms
- No AI features for assisted analysis or automation
Our verdict on SciDAVis
SciDAVis is a free, open-source desktop application for scientific data analysis and visualization. It is aimed at researchers, engineers, students, and other users who need publication-oriented plots and numerical analysis without proprietary licensing. The application combines spreadsheet-style data tables with 2D and 3D scientific plotting, regression models, curve fitting, statistics, signal processing, and scripting. It runs on Windows, macOS, and GNU/Linux, making it a practical fit for users who prefer locally installed scientific software.
Its strongest area is the combination of plotting and numerical tools. SciDAVis supports linear, polynomial, exponential, Gaussian, Lorentzian, and Boltzmann fitting, along with nonlinear fitting through customizable functions. Fast Fourier transform, filtering, correlation, autocorrelation, convolution, and deconvolution extend it beyond basic charting. Python scripting and muParser expressions add room for repeatable calculations and custom workflows. ASCII import is supported, and compatibility with SciDAVis, QtiPlot, and Origin project files can help users work with existing scientific data.
The published product details show a focused alternative to broader statistical-analysis suites rather than an all-purpose testing environment. Column and row statistics are included, but users seeking an extensive menu of statistical tests may find the scope less suitable. Its free, open-source model removes proprietary licensing from the purchasing decision, while desktop deployment keeps the workflow centered on installed applications rather than browser collaboration. Choose SciDAVis for scientific visualization, curve fitting, signal processing, and scriptable local analysis; consider another category tool if advanced statistical testing or AI-assisted analysis is the primary requirement.
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SciDAVis pricing
SciDAVis fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Deployment | Desktop |
| Statistical tests | Not verified |
| Regression models | Yes |
| Scripting support | Yes |
| Bayesian analysis | Not verified |
| Data import formats | ASCII; SciDAVis .sciprj; QtiPlot .qti; Origin .opj, .ogm, .ogw, .ogg |
| Deployment | Desktop |
| Platforms | Windows, macOS, Linux |
| Support | Community, Tickets, Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan |
| Website | sourceforge.net |
| Facts checked | 21 Sep 2026 |
Alternatives to SciDAVis
- RA free, programmable environment for statistical analysis, modeling, visualization, and data import.9.4
- StataA broad, scriptable desktop environment for professional and reproducible applied analysis.9.3
- IBM SPSS StatisticsA broad desktop statistics suite with testing, modeling, forecasting, reporting, and R/Python integration.9.2
See all SciDAVis alternatives →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
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