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Codec: av01.0.21M.10

8.29% Encoder Support
26,561 of 320,589 sessions supported encoding
91.5% Decoder Support
246,519 of 269,424 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 320,589 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.75% 1,088 / 144,220 1.73% 340 / 19,704 — 0.02% 11 / 63,800 0.81% 62 / 7,667
SafariSafari
 — 25.87% 2,208 / 8,535 32.81% 10,192 / 31,068 — —
EdgeEdge
 0.13% 40 / 31,006 0.0% 0 / 367 — 0.0% 0 / 947 2.0% 1 / 50
FirefoxFirefox
 99.89% 9,697 / 9,708 99.92% 1,324 / 1,325 — 0.0% 0 / 35 99.01% 1,299 / 1,312

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,424 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 121,707 / 121,707 99.99% 16,055 / 16,056 — 100.0% 53,687 / 53,689 99.5% 6,393 / 6,425
SafariSafari
 — 24.15% 1,736 / 7,187 32.81% 8,376 / 25,525 — —
EdgeEdge
 100.0% 27,011 / 27,011 99.7% 329 / 330 — 99.32% 877 / 883 100.0% 45 / 45
FirefoxFirefox
 99.77% 7,905 / 7,923 99.82% 1,103 / 1,105 — 0.0% 0 / 30 99.63% 1,086 / 1,090