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Codec: av01.0.04H.12

4.37% Encoder Support
14,005 of 320,331 sessions supported encoding
87.73% Decoder Support
236,067 of 269,083 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 0 (12-bit)
Level Level 4
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,331 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.78% 1,129 / 144,176 1.71% 337 / 19,678 — 0.03% 17 / 63,659 0.68% 53 / 7,833
SafariSafari
 — 25.81% 2,192 / 8,493 32.08% 9,978 / 31,104 — —
EdgeEdge
 0.11% 35 / 30,816 0.0% 0 / 362 — 0.0% 0 / 955 1.35% 1 / 74
FirefoxFirefox
 0.0% 0 / 9,647 0.0% 0 / 1,352 — 0.0% 0 / 31 0.0% 0 / 1,350

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,083 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,650 / 121,651 100.0% 15,958 / 15,958 — 99.99% 53,651 / 53,654 99.7% 6,642 / 6,662
SafariSafari
 — 24.21% 1,726 / 7,130 32.1% 8,173 / 25,461 — —
EdgeEdge
 100.0% 26,814 / 26,814 100.0% 325 / 325 — 99.43% 866 / 871 100.0% 67 / 67
FirefoxFirefox
 0.04% 3 / 7,852 0.0% 0 / 1,104 — 0.0% 0 / 24 0.89% 10 / 1,119