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Codec: hev1.2.4.H120.B0

12.5% Encoder Support
268,198 of 2,146,373 sessions supported encoding
70.9% Decoder Support
1,485,744 of 2,095,536 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 4 (High Tier)
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 30 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,146,373 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.53% 4,553 / 866,372 0.0% 0 / 100,313 — 0.0% 0 / 648,611 0.0% 0 / 43,736
SafariSafari
 — 97.65% 47,056 / 48,187 97.86% 213,976 / 218,663 — —
EdgeEdge
 0.0% 0 / 143,790 0.07% 1 / 1,493 — 0.0% 0 / 4,070 0.0% 0 / 680
FirefoxFirefox
 0.0% 0 / 53,394 0.0% 0 / 7,398 — 0.0% 0 / 101 0.48% 29 / 6,058

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,095,536 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 82.34% 694,814 / 843,831 96.59% 93,458 / 96,761 — 52.55% 335,682 / 638,736 48.94% 20,816 / 42,535
SafariSafari
 — 97.68% 45,717 / 46,805 97.85% 208,512 / 213,084 — —
EdgeEdge
 56.66% 79,237 / 139,849 98.22% 1,432 / 1,458 — 78.82% 3,145 / 3,990 75.3% 506 / 672
FirefoxFirefox
 0.01% 5 / 51,613 0.81% 58 / 7,156 — 0.0% 0 / 97 1.73% 101 / 5,837