← Back to Codec Support Table

Codec: hev1.2.4.H123.B0

12.37% Encoder Support
39,770 of 321,543 sessions supported encoding
75.39% Decoder Support
203,785 of 270,301 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 4.1 (High Tier)
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 321,543 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.0% 0 / 145,044 0.0% 0 / 19,626 — 0.0% 0 / 63,785 0.0% 0 / 7,701
SafariSafari
 — 97.12% 8,391 / 8,640 98.12% 30,654 / 31,240 — —
EdgeEdge
 0.0% 0 / 30,802 0.0% 0 / 394 — 0.0% 0 / 1,000 0.0% 0 / 65
FirefoxFirefox
 0.0% 0 / 9,776 0.0% 0 / 1,311 — 0.0% 0 / 40 1.25% 16 / 1,283

VideoDecoder Support Matrix

Browser × Platform decoder support from 270,301 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 84.08% 102,984 / 122,489 96.86% 15,446 / 15,946 — 62.88% 33,762 / 53,690 44.56% 2,886 / 6,476
SafariSafari
 — 97.26% 7,074 / 7,273 98.17% 25,241 / 25,712 — —
EdgeEdge
 55.67% 14,912 / 26,787 98.57% 345 / 350 — 84.32% 780 / 925 41.38% 24 / 58
FirefoxFirefox
 0.01% 1 / 8,032 0.55% 6 / 1,089 — 0.0% 0 / 29 1.98% 21 / 1,060