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Codec: av01.0.21H.10

9.38% Encoder Support
5,886 of 62,755 sessions supported encoding
90.17% Decoder Support
10,722 of 11,891 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 62,755 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.84% 233 / 27,585 1.39% 60 / 4,307 — 0.0% 0 / 12,078 0.38% 6 / 1,587
SafariSafari
 — 23.73% 387 / 1,631 31.96% 2,271 / 7,106 — —
EdgeEdge
 0.12% 6 / 5,050 0.0% 0 / 49 — 0.0% 0 / 107 8.33% 1 / 12
FirefoxFirefox
 99.91% 2,172 / 2,174 100.0% 290 / 290 — 0.0% 0 / 12 98.22% 276 / 281

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,891 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,226 / 5,226 100.0% 676 / 676 — 100.0% 2,244 / 2,244 98.99% 394 / 398
SafariSafari
 — 22.61% 59 / 261 36.22% 518 / 1,430 — —
EdgeEdge
 100.0% 1,046 / 1,046 100.0% 10 / 10 — 100.0% 28 / 28 —
FirefoxFirefox
 99.74% 387 / 388 100.0% 49 / 49 — — 98.0% 49 / 50