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Codec: av01.1.21H.08

76.83% Encoder Support
48,322 of 62,894 sessions supported encoding
81.1% Decoder Support
9,696 of 11,955 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 1 (8-bit)
Level Level 21
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,894 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.18% 27,333 / 27,559 98.5% 4,280 / 4,345 — 82.55% 10,121 / 12,260 89.29% 1,393 / 1,560
SafariSafari
 — 0.18% 3 / 1,686 0.04% 3 / 7,055 — —
EdgeEdge
 99.76% 5,016 / 5,028 100.0% 50 / 50 — 88.12% 89 / 101 —
FirefoxFirefox
 0.0% 0 / 2,171 0.33% 1 / 305 — 0.0% 0 / 11 0.39% 1 / 256

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,955 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,249 / 5,249 100.0% 679 / 679 — 100.0% 2,277 / 2,277 99.75% 405 / 406
SafariSafari
 — 0.38% 1 / 264 0.07% 1 / 1,395 — —
EdgeEdge
 100.0% 1,036 / 1,036 100.0% 10 / 10 — 100.0% 29 / 29 —
FirefoxFirefox
 0.0% 0 / 426 0.0% 0 / 50 — — 0.0% 0 / 47