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Codec: avc1.641420

84.47% Encoder Support
52,961 of 62,696 sessions supported encoding
99.94% Decoder Support
11,847 of 11,854 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 3.2
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,696 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.19% 27,355 / 27,577 100.0% 4,349 / 4,349 — 96.16% 11,704 / 12,172 97.42% 1,511 / 1,551
SafariSafari
 — 2.01% 32 / 1,592 1.71% 119 / 6,979 — —
EdgeEdge
 99.82% 5,043 / 5,052 100.0% 47 / 47 — 96.97% 96 / 99 100.0% 12 / 12
FirefoxFirefox
 95.54% 2,098 / 2,196 100.0% 261 / 261 — — 99.04% 309 / 312

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,854 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,195 / 5,195 100.0% 663 / 663 — 100.0% 2,288 / 2,288 98.65% 365 / 370
SafariSafari
 — 100.0% 261 / 261 100.0% 1,387 / 1,387 — —
EdgeEdge
 100.0% 1,034 / 1,034 — — 100.0% 32 / 32 —
FirefoxFirefox
 100.0% 420 / 420 100.0% 46 / 46 — — 100.0% 62 / 62