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Codec: avc1.4d0c16

86.42% Encoder Support
1,856,516 of 2,148,290 sessions supported encoding
99.8% Decoder Support
2,093,258 of 2,097,383 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 2.2
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,290 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.39% 861,476 / 866,798 99.76% 100,374 / 100,617 — 97.34% 633,074 / 650,366 96.63% 42,092 / 43,558
SafariSafari
 — 1.57% 757 / 48,217 1.83% 3,990 / 218,242 — —
EdgeEdge
 99.84% 143,514 / 143,746 100.0% 1,485 / 1,485 — 99.23% 4,128 / 4,160 98.25% 674 / 686
FirefoxFirefox
 95.95% 51,209 / 53,373 99.97% 7,444 / 7,446 — 0.0% 0 / 102 98.65% 6,000 / 6,082

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,383 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,225 / 844,415 99.8% 96,757 / 96,953 — 99.65% 638,157 / 640,423 98.33% 41,700 / 42,407
SafariSafari
 — 99.85% 46,757 / 46,826 99.98% 212,609 / 212,658 — —
EdgeEdge
 100.0% 139,777 / 139,783 100.0% 1,459 / 1,459 — 100.0% 4,090 / 4,090 98.82% 671 / 679
FirefoxFirefox
 99.97% 51,546 / 51,562 99.94% 7,207 / 7,211 — 0.0% 0 / 93 98.37% 5,746 / 5,841