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Codec: av01.2.09M.12

3.13% Encoder Support
67,351 of 2,148,473 sessions supported encoding
87.38% Decoder Support
1,832,614 of 2,097,337 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 2 (12-bit)
Level 4.1 (Main Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,473 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.0% 40 / 867,534 0.0% 2 / 100,623 — 0.0% 0 / 648,893 0.01% 5 / 43,910
SafariSafari
 — 0.01% 3 / 48,082 0.0% 1 / 218,511 — —
EdgeEdge
 0.0% 1 / 143,535 0.0% 0 / 1,456 — 0.0% 0 / 4,194 0.0% 0 / 694
FirefoxFirefox
 99.93% 53,934 / 53,973 99.77% 7,442 / 7,459 — 0.0% 0 / 102 98.65% 5,921 / 6,002

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,337 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 844,981 / 844,985 100.0% 96,873 / 96,877 — 99.66% 636,816 / 638,970 99.03% 42,294 / 42,707
SafariSafari
 — 0.16% 73 / 46,733 0.04% 84 / 212,913 — —
EdgeEdge
 100.0% 139,564 / 139,564 99.44% 1,413 / 1,421 — 99.2% 4,096 / 4,129 98.84% 683 / 691
FirefoxFirefox
 99.85% 52,111 / 52,191 99.94% 7,224 / 7,228 — 0.0% 0 / 91 98.15% 5,626 / 5,732