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Codec: av01.1.04H.08

79.58% Encoder Support
255,010 of 320,454 sessions supported encoding
83.95% Decoder Support
226,113 of 269,328 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 1 (8-bit)
Level Level 4
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,454 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.23% 142,554 / 143,656 98.44% 19,515 / 19,825 — 84.3% 53,691 / 63,690 88.21% 6,893 / 7,814
SafariSafari
 — 0.14% 12 / 8,553 0.03% 9 / 31,195 — —
EdgeEdge
 99.5% 30,912 / 31,066 99.47% 373 / 375 — 88.49% 892 / 1,008 98.33% 59 / 60
FirefoxFirefox
 0.02% 2 / 9,711 0.0% 0 / 1,346 — 0.0% 0 / 28 0.91% 12 / 1,325

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,328 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,157 / 121,158 100.0% 16,076 / 16,076 — 100.0% 53,824 / 53,825 99.62% 6,612 / 6,637
SafariSafari
 — 0.17% 12 / 7,172 0.04% 11 / 25,612 — —
EdgeEdge
 100.0% 27,029 / 27,029 99.7% 327 / 328 — 99.57% 922 / 926 100.0% 53 / 53
FirefoxFirefox
 0.04% 3 / 7,927 0.0% 0 / 1,109 — 0.0% 0 / 18 1.01% 11 / 1,089