Fact · Voice privacy and security
0.2percent of audio snippets
Google said in July 2019 that language experts review only around 0.2 percent of all audio snippets.
Checked against its source on October 16, 2026
In the source's own words
“Language experts only review around 0.2 percent of all audio snippets.”
More information about our processes to safeguard speech data, Google, Google Blog, 2019, Safeguards paragraph.
Open the original- What it measures
- Google published the figure after a reviewer leaked Dutch audio.
- What it does not show
- Google's own 2019 figure, not independently audited.