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Codec: av01.2.21M.12

3.82% Encoder Support
12,232 of 319,792 sessions supported encoding
87.55% Decoder Support
235,527 of 269,006 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 319,792 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 10 / 143,418 0.0% 0 / 19,648 — 0.0% 0 / 63,603 0.0% 0 / 7,716
SafariSafari
 — 0.01% 1 / 8,511 0.0% 0 / 31,490 — —
EdgeEdge
 0.0% 1 / 30,888 0.0% 0 / 360 — 0.0% 0 / 963 0.0% 0 / 61
FirefoxFirefox
 99.92% 9,631 / 9,639 100.0% 1,325 / 1,325 — 0.0% 0 / 33 98.67% 1,261 / 1,278

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,006 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,000 / 121,001 100.0% 16,024 / 16,024 — 99.99% 53,634 / 53,640 99.62% 6,504 / 6,529
SafariSafari
 — 0.15% 11 / 7,185 0.05% 14 / 25,892 — —
EdgeEdge
 100.0% 27,040 / 27,040 100.0% 322 / 322 — 99.55% 890 / 894 100.0% 55 / 55
FirefoxFirefox
 99.78% 7,853 / 7,870 99.82% 1,090 / 1,092 — 0.0% 0 / 26 99.42% 1,024 / 1,030