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Codec: avc1.4d143e

84.86% Encoder Support
53,297 of 62,803 sessions supported encoding
85.6% Decoder Support
10,245 of 11,969 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 6.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 800 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,803 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.23% 27,527 / 27,741 99.82% 4,370 / 4,378 — 97.44% 11,884 / 12,196 97.21% 1,568 / 1,613
SafariSafari
 — 2.45% 40 / 1,632 1.5% 102 / 6,820 — —
EdgeEdge
 99.86% 5,014 / 5,021 98.11% 52 / 53 — 99.0% 99 / 100 —
FirefoxFirefox
 94.47% 2,017 / 2,135 100.0% 284 / 284 — — 98.64% 290 / 294

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,969 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,341 / 5,342 99.58% 706 / 709 — 99.59% 2,184 / 2,193 98.53% 402 / 408
SafariSafari
 — 3.07% 8 / 261 1.92% 27 / 1,403 — —
EdgeEdge
 100.0% 1,061 / 1,061 — — 100.0% 25 / 25 —
FirefoxFirefox
 100.0% 368 / 368 100.0% 48 / 48 — — 100.0% 53 / 53