Is Whisperstream secure?

Legit.Show measured Whisperstream's Security frame at 25/100. No Content-Security-Policy and no HSTS. Served over HTTPS with a valid certificate.

How does Legit.Show measure Whisperstream?

Legit.Show scores seven frames — Performance, Accessibility, Security, Privacy, Reliability, Standards and Discoverability — deterministically from the public surface (URL, HTTP headers, real Lighthouse), with no LLM in the scoring path. See legit.show/methodology.

Productivity

Whisperstream

Last updated 2026-11-11 · benchmark measured 2026-11-11 — deterministic & reproducible

Whisperstream is local dictation software for Windows and Mac that runs fully on-device.

87/100

7/7 frames

Top 31% of 19,084 measured · #25 of 66 in voice dictation

Legit Benchmark — the simple average of 7 measured frames. Frames we could not measure are left out of the average, never counted as zero. Every frame is shown below with its evidence.

Checked 2026-11-11 · scores move as sites change

Are you the maker of Whisperstream? Claim this listing. It is free, takes a meta tag, a DNS record or GitHub admin rights, and never changes the score.

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To cite this score: legit.show/s/whisperstream-io/2026-11-11. That address never changes; this page moves with every re-measure.

Legit.Show scored Whisperstream 87/100 on 2026-11-11, measured across all 7 frames from its public surface. legit.show/s/whisperstream-io/2026-11-11

Is Whisperstream production-ready?

Legit.Show scores Whisperstream 87 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Whisperstream (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Privacy; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 98/100
Accessibility — 93/100
Security — 25/100
How this compares across the catalogue: The Web Security Baseline
Privacy — 100/100
How this compares across the catalogue: The Privacy Gap
Reliability — 100/100
Standards — 92/100
Discoverability — 100/100

What we measured

No Content-Security-Policy and no HSTS.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 57 ms to first byte.
Returns a proper 404 for unknown routes.
3 of 3 sampled routes reachable.
Has a reachable privacy policy.
Sets cookies / loads scripts with no consent prompt.
Discoverable: structured data, sitemap, OpenGraph image, canonical URL.

Who it's for

Windows users · Mac users · Developers · Privacy-conscious users · Remote workers

Pricing

Free and open source

Sources and updates

Description: Taken from whisperstream.io's own website on 2026-11-11.
Operator: Lanreal Technologies Inc., as named in whisperstream.io's terms, privacy page or footer.
Benchmark: Measured by Legit.Show from the live site, the way any visitor sees it — with no access to its code or accounts. Same method for every product, and no AI decides the score. Last checked 2026-11-11.

Put together from public information, without Whisperstream's involvement. If anything here is wrong, tell us and a person will check it.

Visit Whisperstream → · Alternatives to Whisperstream → · How this was measured →