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Codec: av01.0.09H.08

87.38% Encoder Support
1,877,977 of 2,149,277 sessions supported encoding
91.36% Decoder Support
1,916,748 of 2,098,011 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 0 (8-bit)
Level 4.1 (High Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,149,277 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 867,876 / 867,916 100.0% 100,531 / 100,533 — 87.52% 568,763 / 649,846 85.94% 37,812 / 43,997
SafariSafari
 — 27.85% 13,396 / 48,095 32.83% 71,628 / 218,199 — —
EdgeEdge
 99.73% 142,926 / 143,316 99.32% 1,467 / 1,477 — 92.24% 3,937 / 4,268 98.99% 685 / 692
FirefoxFirefox
 99.97% 53,787 / 53,803 99.89% 7,464 / 7,472 — 0.0% 0 / 112 99.6% 5,958 / 5,982

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,011 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 845,279 / 845,285 100.0% 96,871 / 96,874 — 99.65% 637,675 / 639,890 99.1% 42,421 / 42,806
SafariSafari
 — 27.42% 12,817 / 46,742 32.78% 69,646 / 212,496 — —
EdgeEdge
 100.0% 139,368 / 139,368 99.51% 1,427 / 1,434 — 99.35% 4,151 / 4,178 99.27% 679 / 684
FirefoxFirefox
 99.88% 51,938 / 52,003 99.96% 7,241 / 7,244 — 0.0% 0 / 107 98.21% 5,650 / 5,753