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Codec: av01.2.21H.12

3.1% Encoder Support
66,709 of 2,149,009 sessions supported encoding
87.43% Decoder Support
1,834,335 of 2,098,025 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 2 (12-bit)
Level Level 21
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,149,009 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.0% 31 / 867,879 0.0% 0 / 100,855 — 0.0% 1 / 650,327 0.01% 5 / 43,745
SafariSafari
 — 0.01% 3 / 47,970 0.0% 0 / 217,809 — —
EdgeEdge
 0.0% 3 / 143,650 0.0% 0 / 1,500 — 0.0% 0 / 4,271 0.0% 0 / 706
FirefoxFirefox
 99.93% 53,381 / 53,417 99.78% 7,408 / 7,424 — 0.0% 0 / 120 98.72% 5,873 / 5,949

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,025 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 845,491 / 845,496 100.0% 97,136 / 97,139 — 99.65% 638,231 / 640,464 99.16% 42,216 / 42,574
SafariSafari
 — 0.16% 75 / 46,585 0.03% 71 / 212,133 — —
EdgeEdge
 100.0% 139,668 / 139,668 99.73% 1,453 / 1,457 — 99.31% 4,164 / 4,193 99.43% 695 / 699
FirefoxFirefox
 99.85% 51,538 / 51,614 99.94% 7,192 / 7,196 — 0.89% 1 / 112 98.3% 5,604 / 5,701