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Codec: avc1.641415

3.26% Encoder Support
69,959 of 2,147,136 sessions supported encoding
99.8% Decoder Support
2,091,867 of 2,096,003 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 2,147,136 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 65 / 866,156 0.13% 127 / 100,599 — 0.02% 132 / 649,783 0.3% 134 / 44,017
SafariSafari
 — 1.45% 697 / 47,965 1.79% 3,904 / 218,201 — —
EdgeEdge
 0.0% 5 / 143,357 0.07% 1 / 1,472 — 0.0% 0 / 4,192 0.0% 0 / 666
FirefoxFirefox
 95.9% 51,328 / 53,524 99.92% 7,473 / 7,479 — 0.0% 0 / 100 98.11% 6,033 / 6,149

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,003 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,457 / 843,657 99.8% 96,645 / 96,841 — 99.65% 637,605 / 639,874 98.34% 42,084 / 42,793
SafariSafari
 — 99.83% 46,507 / 46,586 99.98% 212,606 / 212,651 — —
EdgeEdge
 99.99% 139,391 / 139,399 100.0% 1,421 / 1,421 — 100.0% 4,119 / 4,119 98.78% 650 / 658
FirefoxFirefox
 99.96% 51,693 / 51,713 99.97% 7,229 / 7,231 — 0.0% 0 / 95 98.51% 5,822 / 5,910