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Codec: av01.2.21H.12

4.42% Encoder Support
2,773 of 62,780 sessions supported encoding
85.3% Decoder Support
10,080 of 11,817 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 62,780 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.04% 10 / 27,571 0.0% 0 / 4,418 — 0.0% 0 / 12,144 0.0% 0 / 1,513
SafariSafari
 — 0.0% 0 / 1,656 0.0% 0 / 7,050 — —
EdgeEdge
 0.0% 0 / 5,019 0.0% 0 / 50 — 0.0% 0 / 108 0.0% 0 / 12
FirefoxFirefox
 100.0% 2,179 / 2,179 100.0% 275 / 275 — — 99.36% 309 / 311

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,817 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,189 / 5,189 100.0% 702 / 702 — 100.0% 2,281 / 2,281 99.71% 341 / 342
SafariSafari
 — 0.36% 1 / 276 0.0% 0 / 1,388 — —
EdgeEdge
 100.0% 1,037 / 1,037 — — 100.0% 30 / 30 —
FirefoxFirefox
 99.73% 375 / 376 100.0% 47 / 47 — — 100.0% 64 / 64