SurfSense
A tool to build AI knowledge bases from documents.
At a glance
Free · Source review 2026-11-02- Price & billing
Official homepage reviewed 2026-11-02: free and open source under the Apache-2.0 license; first-party web plugins need a license (free 14-day trial offered), with no plugin amounts asserted here.
- Free allowance
Official homepage reviewed 2026-11-02: free and open source under the Apache-2.0 license; first-party web plugins need a license (free 14-day trial offered), with no plugin amounts asserted here.
- Best suited to
Researchers who want a private, local research workspace
Fit is editorial guidance, not a measured result.- Platforms
Access: not separately verified. Operating systems not separately verified.
Published-source facts and editorial guidance. No product test is implied. Confirm current conditions before purchase.
No product screenshot is claimed for this listing. Use the official website ↗ to inspect the current interface.
What to know before choosing
Good fit
Researchers who want a private, local research workspace
Limits and trade-offs
First-party web plugins are licensed separately; plugin pricing is not asserted here.
Plans and free allowances
Official homepage reviewed 2026-11-02: free and open source under the Apache-2.0 license; first-party web plugins need a license (free 14-day trial offered), with no plugin amounts asserted here.
Evidence
Official homepage ↗ (reviewed 2026-11-02)
Official published page review; no authenticated product test
Dates: Last reviewed 2026-11-02. Last reviewed is the latest source or editorial review date; it is not a content-change date.
A closer look at SurfSense
SurfSense is a free, open-source, air-gapped desktop alternative to NotebookLM that indexes material on disk and works with any OpenAI-compatible or local model, with no account required.
Editorial guidance based on published documentation. The workflow below is a suggested starting point, not a measured product result.
When to choose SurfSense
- Researchers who want a private, local NotebookLM-style workspace
- Users who want to use their own OpenAI-compatible or local models
When to choose something else
- Users who need the first-party web plugins, which require a license
- Users who want a hosted service rather than a desktop app
A practical starting workflow
- Install SurfSense on desktop and index material on disk
- Connect any OpenAI-compatible or local model
- Search and work with the indexed material without an account
Check before committing
- Vendor claims on the official page are not guarantees; actual results, quality and availability must be tested in the product.
- Prices and features may change after this review; recheck the official site before purchase or signup.
Common questions
What is SurfSense?
A free, open-source, air-gapped desktop NotebookLM alternative that indexes material on disk.
How much does SurfSense cost?
Free and open source under the Apache-2.0 license; first-party web plugins need a license with a free 14-day trial.
Does SurfSense need an account?
No account is required, according to the homepage.
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Sources and checks
Last source review is not a date of product testing. No rating or test result is implied by inclusion. Check the current plan and terms before buying.