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Codec: avc1.64080d

4.37% Encoder Support
2,751 of 62,998 sessions supported encoding
99.93% Decoder Support
11,861 of 11,869 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1.3
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 768 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,998 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.04% 10 / 27,671 0.16% 7 / 4,401 — 0.02% 2 / 12,256 0.31% 5 / 1,604
SafariSafari
 — 2.56% 42 / 1,640 1.53% 108 / 7,065 — —
EdgeEdge
 0.0% 0 / 4,985 0.0% 0 / 46 — 0.0% 0 / 120 0.0% 0 / 10
FirefoxFirefox
 95.33% 2,022 / 2,121 100.0% 276 / 276 — 0.0% 0 / 12 97.45% 268 / 275

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,869 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,119 / 5,121 99.7% 675 / 677 — 100.0% 2,256 / 2,256 99.2% 374 / 377
SafariSafari
 — 100.0% 281 / 281 100.0% 1,459 / 1,459 — —
EdgeEdge
 100.0% 1,056 / 1,056 — — 100.0% 31 / 31 —
FirefoxFirefox
 100.0% 415 / 415 100.0% 52 / 52 — — 100.0% 57 / 57