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Codec: avc1.4d041e

86.4% Encoder Support
1,857,775 of 2,150,113 sessions supported encoding
99.8% Decoder Support
2,094,892 of 2,099,051 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 2,150,113 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.4% 863,264 / 868,495 99.77% 99,963 / 100,194 — 97.36% 632,961 / 650,114 96.71% 42,402 / 43,845
SafariSafari
 — 1.55% 750 / 48,532 1.87% 4,098 / 218,834 — —
EdgeEdge
 99.85% 142,984 / 143,197 100.0% 1,442 / 1,442 — 99.42% 4,287 / 4,312 99.25% 664 / 669
FirefoxFirefox
 95.87% 51,076 / 53,274 99.99% 7,448 / 7,449 — 0.0% 0 / 105 98.91% 6,076 / 6,143

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,099,051 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,662 / 845,870 99.81% 96,397 / 96,580 — 99.64% 637,921 / 640,203 98.29% 41,951 / 42,681
SafariSafari
 — 99.86% 47,082 / 47,149 99.97% 213,206 / 213,269 — —
EdgeEdge
 99.99% 139,181 / 139,188 100.0% 1,404 / 1,404 — 100.0% 4,241 / 4,241 99.55% 663 / 666
FirefoxFirefox
 99.97% 51,464 / 51,482 99.97% 7,213 / 7,215 — 0.0% 0 / 97 98.46% 5,822 / 5,913