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Codec: avc1.641416

86.2% Encoder Support
275,771 of 319,904 sessions supported encoding
99.94% Decoder Support
268,587 of 268,750 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 319,904 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.21% 142,935 / 144,080 99.89% 19,641 / 19,663 — 96.2% 60,842 / 63,243 97.53% 7,501 / 7,691
SafariSafari
 — 1.75% 148 / 8,439 1.51% 474 / 31,335 — —
EdgeEdge
 99.8% 30,924 / 30,985 100.0% 382 / 382 — 98.47% 965 / 980 98.28% 57 / 58
FirefoxFirefox
 95.99% 9,216 / 9,601 100.0% 1,298 / 1,298 — 0.0% 0 / 43 99.07% 1,285 / 1,297

VideoDecoder Support Matrix

Browser × Platform decoder support from 268,750 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 121,401 / 121,428 99.91% 15,989 / 16,003 — 99.99% 53,345 / 53,349 99.15% 6,439 / 6,494
SafariSafari
 — 99.94% 7,043 / 7,047 99.99% 25,774 / 25,776 — —
EdgeEdge
 100.0% 26,986 / 26,986 100.0% 331 / 331 — 100.0% 904 / 904 98.08% 51 / 52
FirefoxFirefox
 99.99% 7,830 / 7,831 100.0% 1,052 / 1,052 — 0.0% 0 / 32 99.54% 1,073 / 1,078