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Codec: avc1.640415

4.44% Encoder Support
2,790 of 62,872 sessions supported encoding
99.91% Decoder Support
11,930 of 11,941 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 2.1
Maximum Resolution SD (512×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,872 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
0.03% 8 / 27,548 0.16% 7 / 4,249 0.01% 1 / 12,285 0.25% 4 / 1,609
SafariSafari
2.03% 32 / 1,580 1.6% 115 / 7,168
EdgeEdge
0.0% 0 / 5,039 0.0% 0 / 57 0.0% 0 / 95 0.0% 0 / 10
FirefoxFirefox
94.69% 2,051 / 2,166 100.0% 265 / 265 0.0% 0 / 10 98.64% 290 / 294

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,941 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.94% 5,245 / 5,248 99.85% 648 / 649 100.0% 2,267 / 2,267 98.77% 400 / 405
SafariSafari
100.0% 237 / 237 100.0% 1,458 / 1,458
EdgeEdge
100.0% 1,027 / 1,027 100.0% 17 / 17 100.0% 27 / 27
FirefoxFirefox
100.0% 423 / 423 100.0% 37 / 37 100.0% 59 / 59