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Codec: avc1.4d081e

86.37% Encoder Support
1,855,311 of 2,148,016 sessions supported encoding
99.8% Decoder Support
2,092,653 of 2,096,805 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 3
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 10 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,016 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.39% 860,732 / 866,015 99.75% 99,962 / 100,210 — 97.35% 632,764 / 649,988 96.48% 42,311 / 43,853
SafariSafari
 — 1.46% 705 / 48,313 1.86% 4,069 / 219,068 — —
EdgeEdge
 99.85% 143,363 / 143,573 100.0% 1,496 / 1,496 — 99.29% 4,198 / 4,228 98.71% 689 / 698
FirefoxFirefox
 95.83% 51,312 / 53,546 99.96% 7,353 / 7,356 — 0.0% 0 / 111 98.64% 6,012 / 6,095

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,805 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,441 / 843,629 99.79% 96,335 / 96,536 — 99.65% 637,643 / 639,907 98.27% 41,917 / 42,657
SafariSafari
 — 99.83% 46,860 / 46,942 99.97% 213,356 / 213,415 — —
EdgeEdge
 99.99% 139,536 / 139,546 100.0% 1,456 / 1,456 — 100.0% 4,137 / 4,137 98.99% 684 / 691
FirefoxFirefox
 99.96% 51,763 / 51,784 99.92% 7,116 / 7,122 — 0.0% 0 / 103 98.56% 5,743 / 5,827