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Codec: av01.0.04H.12

4.39% Encoder Support
94,359 of 2,148,194 sessions supported encoding
88.29% Decoder Support
1,851,390 of 2,096,946 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 0 (12-bit)
Level Level 4
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,194 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.73% 6,350 / 868,312 1.58% 1,588 / 100,345 — 0.01% 73 / 649,402 0.68% 298 / 43,893
SafariSafari
 — 27.06% 12,995 / 48,029 32.88% 71,643 / 217,892 — —
EdgeEdge
 0.07% 97 / 143,636 0.0% 0 / 1,447 — 0.14% 6 / 4,169 0.73% 5 / 681
FirefoxFirefox
 0.01% 4 / 53,408 0.0% 0 / 7,409 — 0.0% 0 / 94 0.0% 0 / 5,968

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,946 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 845,761 / 845,787 100.0% 96,622 / 96,625 — 99.64% 637,090 / 639,397 99.08% 42,328 / 42,722
SafariSafari
 — 26.87% 12,539 / 46,666 32.84% 69,702 / 212,249 — —
EdgeEdge
 100.0% 139,634 / 139,634 99.29% 1,400 / 1,410 — 99.24% 4,054 / 4,085 98.96% 667 / 674
FirefoxFirefox
 0.04% 21 / 51,613 0.04% 3 / 7,161 — 0.0% 0 / 87 0.94% 54 / 5,737