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Codec: avc1.640429

86.19% Encoder Support
1,850,906 of 2,147,562 sessions supported encoding
99.8% Decoder Support
2,092,246 of 2,096,388 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 4.1
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,562 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 861,259 / 866,728 99.77% 100,784 / 101,014 — 96.5% 627,314 / 650,042 96.29% 42,076 / 43,695
SafariSafari
 — 1.46% 700 / 47,880 1.83% 3,988 / 217,692 — —
EdgeEdge
 99.85% 143,203 / 143,418 99.93% 1,451 / 1,452 — 98.84% 4,088 / 4,136 98.52% 665 / 675
FirefoxFirefox
 96.0% 51,656 / 53,809 99.95% 7,359 / 7,363 — 0.82% 1 / 122 98.68% 5,997 / 6,077

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,388 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,152 / 844,324 99.81% 97,070 / 97,251 — 99.64% 637,740 / 640,041 98.32% 41,808 / 42,524
SafariSafari
 — 99.83% 46,407 / 46,485 99.98% 211,938 / 211,986 — —
EdgeEdge
 99.99% 139,474 / 139,481 100.0% 1,405 / 1,405 — 100.0% 4,061 / 4,061 98.8% 658 / 666
FirefoxFirefox
 99.97% 52,038 / 52,053 99.93% 7,107 / 7,112 — 0.86% 1 / 116 98.32% 5,747 / 5,845