kitio.aiSAS Viya vs Weka
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Weka is completely free, while SAS Viya is free trial.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Data management
- Visual machine learning
- Visual Analytics reporting
- Forecasting and optimization
- Model deployment and governance
- SAS, Python and R support
- Classification and regression
- Clustering
- Data preprocessing
- Visualization
- Experiment comparison
- Java API
| Feature | SAS Viya | Weka |
|---|---|---|
| Best for | Cloud-native SAS platform for analytics, machine learning and AI | Open-source Java workbench for machine learning and data mining |
| Category | Data & analytics | Data & analytics |
| Pricing model | Free trial | Free |
| Starting price | See pricing page | Free |
| Free plan | No, trial available | Yes, fully free |
| Made by | SAS Institute | University of Waikato |
| Based in | United States | New Zealand |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Weka is completely free, while SAS Viya is free trial.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Nov 5, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
SAS Viya
- Mature, broad analytics toolset
- Strong model governance for regulated sectors
- Both visual and code-based workflows
- Quote-based and costly
- Heavy platform for small teams
- Steep learning curve
Weka
- Free and open source
- Graphical interface for beginners
- Courses and a book to learn from
- Dated desktop interface
- Struggles with very large datasets
- Little support for deep learning
Which one should you choose?
Choose SAS Viya if you want:
- Mature, broad analytics toolset
- Strong model governance for regulated sectors
- Both visual and code-based workflows
Watch out: quote-based and costly.
Choose Weka if you want:
- Free and open source
- Graphical interface for beginners
- Courses and a book to learn from
Watch out: dated desktop interface.
SAS Viya vs Weka FAQ
What is the difference between SAS Viya and Weka?
SAS Viya: Cloud-native SAS platform for analytics, machine learning and AI. Weka: Open-source Java workbench for machine learning and data mining. Both are data & analytics tools.
Is SAS Viya or Weka cheaper?
Weka is completely free, while SAS Viya is free trial.
Do SAS Viya and Weka have free plans?
SAS Viya: No, trial available. Weka: Yes, fully free.
Who makes SAS Viya?
SAS Viya is made by SAS Institute, based in United States.
Who makes Weka?
Weka is made by University of Waikato, based in New Zealand.
Which should I choose, SAS Viya or Weka?
Choose SAS Viya if you value mature, broad analytics toolset and strong model governance for regulated sectors. Choose Weka if you value free and open source and graphical interface for beginners.