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Codec: av01.2.21M.12

3.1% Encoder Support
66,597 of 2,147,971 sessions supported encoding
87.34% Decoder Support
1,831,596 of 2,097,184 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 2,147,971 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.0% 32 / 865,761 0.0% 2 / 100,560 — 0.0% 1 / 650,795 0.0% 1 / 43,627
SafariSafari
 — 0.0% 1 / 48,197 0.0% 0 / 219,122 — —
EdgeEdge
 0.0% 3 / 143,333 0.0% 0 / 1,424 — 0.0% 0 / 4,163 0.0% 0 / 666
FirefoxFirefox
 99.94% 53,383 / 53,415 99.8% 7,322 / 7,337 — 0.0% 0 / 111 98.78% 5,848 / 5,920

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,184 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 843,338 / 843,344 100.0% 96,933 / 96,936 — 99.65% 638,568 / 640,832 99.06% 42,042 / 42,440
SafariSafari
 — 0.18% 83 / 46,871 0.03% 65 / 213,524 — —
EdgeEdge
 100.0% 139,485 / 139,485 99.64% 1,381 / 1,386 — 99.46% 4,072 / 4,094 99.55% 657 / 660
FirefoxFirefox
 99.85% 51,571 / 51,646 99.94% 7,100 / 7,104 — 1.92% 2 / 104 97.99% 5,557 / 5,671