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Codec: av01.0.09M.08

87.36% Encoder Support
1,876,344 of 2,147,862 sessions supported encoding
91.34% Decoder Support
1,915,164 of 2,096,798 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 0 (8-bit)
Level 4.1 (Main Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,862 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 867,406 / 867,447 100.0% 100,416 / 100,419 — 87.5% 567,652 / 648,722 85.77% 37,715 / 43,971
SafariSafari
 — 27.32% 13,246 / 48,483 32.89% 71,708 / 217,993 — —
EdgeEdge
 99.73% 143,767 / 144,154 99.18% 1,455 / 1,467 — 91.62% 3,783 / 4,129 98.88% 706 / 714
FirefoxFirefox
 99.98% 53,572 / 53,585 99.86% 7,310 / 7,320 — 0.0% 0 / 99 99.66% 5,898 / 5,918

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,798 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 844,799 / 844,807 100.0% 96,695 / 96,698 — 99.65% 636,736 / 639,001 99.02% 42,343 / 42,761
SafariSafari
 — 26.93% 12,674 / 47,065 32.82% 69,729 / 212,453 — —
EdgeEdge
 100.0% 140,160 / 140,160 99.15% 1,403 / 1,415 — 99.23% 4,007 / 4,038 99.15% 702 / 708
FirefoxFirefox
 99.83% 51,699 / 51,787 99.9% 7,102 / 7,109 — 0.0% 0 / 94 98.15% 5,561 / 5,666