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Codec: avc1.641029

84.46% Encoder Support
53,520 of 63,368 sessions supported encoding
99.95% Decoder Support
11,955 of 11,961 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 4.1
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,368 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.24% 27,541 / 27,751 99.91% 4,400 / 4,404 96.29% 11,900 / 12,358 97.63% 1,610 / 1,649
SafariSafari
2.02% 33 / 1,636 1.45% 102 / 7,051
EdgeEdge
99.8% 5,029 / 5,039 100.0% 47 / 47 99.01% 100 / 101
FirefoxFirefox
95.46% 2,143 / 2,245 100.0% 264 / 264 0.0% 0 / 12 99.68% 308 / 309

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,961 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.96% 5,245 / 5,247 100.0% 672 / 672 100.0% 2,269 / 2,269 99.48% 379 / 381
SafariSafari
100.0% 265 / 265 100.0% 1,453 / 1,453
EdgeEdge
100.0% 1,047 / 1,047 100.0% 30 / 30
FirefoxFirefox
100.0% 404 / 404 100.0% 45 / 45 100.0% 57 / 57