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Codec: hev1.2.4.L63.B0

12.48% Encoder Support
39,991 of 320,325 sessions supported encoding
75.59% Decoder Support
203,616 of 269,382 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 2.1 (Main Tier)
Maximum Resolution SD (512×480)
Maximum Bitrate 3 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,325 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 / 144,003 0.0% 0 / 19,753 — 0.0% 0 / 63,569 0.0% 0 / 7,578
SafariSafari
 — 97.16% 8,304 / 8,547 98.15% 30,988 / 31,572 — —
EdgeEdge
 0.0% 0 / 30,845 0.0% 0 / 381 — 0.0% 0 / 990 0.0% 0 / 62
FirefoxFirefox
 0.0% 0 / 9,569 0.0% 0 / 1,306 — 0.0% 0 / 36 0.54% 7 / 1,291

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,382 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 84.13% 102,259 / 121,550 96.72% 15,566 / 16,094 — 63.35% 33,954 / 53,595 44.8% 2,853 / 6,369
SafariSafari
 — 97.25% 6,991 / 7,189 98.24% 25,508 / 25,966 — —
EdgeEdge
 55.77% 15,004 / 26,903 98.25% 337 / 343 — 84.98% 781 / 919 47.37% 27 / 57
FirefoxFirefox
 0.0% 0 / 7,823 0.65% 7 / 1,071 — 0.0% 0 / 29 1.4% 15 / 1,075