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Codec: av01.2.21H.12

3.81% Encoder Support
12,237 of 320,794 sessions supported encoding
87.66% Decoder Support
236,516 of 269,812 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 320,794 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 / 144,127 0.0% 0 / 19,737 — 0.0% 0 / 63,752 0.0% 0 / 7,688
SafariSafari
 — 0.0% 0 / 8,607 0.0% 0 / 31,353 — —
EdgeEdge
 0.0% 1 / 30,983 0.0% 0 / 357 — 0.0% 0 / 1,028 0.0% 0 / 65
FirefoxFirefox
 99.91% 9,613 / 9,622 99.92% 1,328 / 1,329 — 0.0% 0 / 35 98.61% 1,281 / 1,299

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,812 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,744 / 121,744 99.99% 16,020 / 16,021 — 99.99% 53,885 / 53,889 99.51% 6,485 / 6,517
SafariSafari
 — 0.11% 8 / 7,223 0.05% 13 / 25,677 — —
EdgeEdge
 100.0% 27,001 / 27,001 100.0% 314 / 314 — 99.58% 946 / 950 100.0% 58 / 58
FirefoxFirefox
 99.76% 7,800 / 7,819 99.91% 1,100 / 1,101 — 0.0% 0 / 27 99.52% 1,047 / 1,052