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Codec: avc1.4d081f

86.43% Encoder Support
1,858,417 of 2,150,222 sessions supported encoding
99.8% Decoder Support
2,094,587 of 2,098,734 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 3.1
Maximum Resolution HD ready (1024×960)
Maximum Bitrate 14 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,150,222 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.39% 862,658 / 867,978 99.78% 100,457 / 100,677 — 97.34% 632,506 / 649,809 96.69% 42,379 / 43,832
SafariSafari
 — 1.55% 746 / 48,203 1.84% 4,008 / 218,322 — —
EdgeEdge
 99.86% 144,059 / 144,267 99.93% 1,461 / 1,462 — 99.18% 4,251 / 4,286 99.53% 639 / 642
FirefoxFirefox
 96.02% 51,653 / 53,792 99.97% 7,329 / 7,331 — 0.0% 0 / 108 98.77% 5,939 / 6,013

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,734 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,171 / 845,359 99.81% 96,828 / 97,012 — 99.64% 637,448 / 639,742 98.35% 41,919 / 42,624
SafariSafari
 — 99.82% 46,683 / 46,765 99.98% 212,639 / 212,688 — —
EdgeEdge
 99.99% 140,223 / 140,233 100.0% 1,426 / 1,426 — 100.0% 4,213 / 4,213 99.69% 634 / 636
FirefoxFirefox
 99.97% 51,962 / 51,979 99.97% 7,080 / 7,082 — 0.0% 0 / 99 98.29% 5,688 / 5,787