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Codec: avc1.640c0d

15.54% Encoder Support
333,951 of 2,148,585 sessions supported encoding
99.8% Decoder Support
2,093,467 of 2,097,564 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1.3
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 768 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,585 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 84 / 866,771 0.13% 134 / 100,348 — 0.02% 129 / 650,386 0.37% 162 / 43,913
SafariSafari
 — 99.75% 47,902 / 48,020 99.97% 218,379 / 218,439 — —
EdgeEdge
 0.0% 1 / 143,815 0.0% 0 / 1,453 — 0.0% 0 / 4,331 0.0% 0 / 673
FirefoxFirefox
 95.86% 51,200 / 53,411 99.95% 7,483 / 7,487 — 0.0% 0 / 116 98.03% 5,908 / 6,027

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,564 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,859 / 844,048 99.8% 96,518 / 96,716 — 99.65% 638,274 / 640,542 98.34% 42,059 / 42,771
SafariSafari
 — 99.87% 46,615 / 46,678 99.98% 212,798 / 212,833 — —
EdgeEdge
 100.0% 139,844 / 139,850 100.0% 1,411 / 1,411 — 100.0% 4,265 / 4,265 99.1% 660 / 666
FirefoxFirefox
 99.98% 51,645 / 51,654 99.99% 7,229 / 7,230 — 0.0% 0 / 107 98.34% 5,696 / 5,792