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Codec: av01.0.21H.10

8.14% Encoder Support
174,758 of 2,147,698 sessions supported encoding
91.37% Decoder Support
1,915,782 of 2,096,815 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 0 (10-bit)
Level Level 21
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,698 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 1.97% 17,129 / 867,451 1.48% 1,489 / 100,463 — 0.1% 640 / 649,915 0.71% 309 / 43,711
SafariSafari
 — 27.42% 13,159 / 47,990 32.76% 71,338 / 217,761 — —
EdgeEdge
 1.8% 2,579 / 143,623 0.0% 0 / 1,416 — 0.1% 4 / 4,205 1.25% 9 / 719
FirefoxFirefox
 99.93% 53,299 / 53,335 99.8% 7,422 / 7,437 — 0.0% 0 / 114 98.92% 6,027 / 6,093

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,815 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 845,083 / 845,091 99.99% 96,827 / 96,832 — 99.65% 637,834 / 640,081 99.1% 42,139 / 42,522
SafariSafari
 — 27.19% 12,675 / 46,618 32.72% 69,399 / 212,069 — —
EdgeEdge
 100.0% 139,619 / 139,619 99.2% 1,366 / 1,377 — 99.22% 4,094 / 4,126 99.3% 705 / 710
FirefoxFirefox
 99.86% 51,478 / 51,549 99.93% 7,191 / 7,196 — 0.95% 1 / 105 98.48% 5,773 / 5,862