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Codec: avc1.641016

84.48% Encoder Support
53,235 of 63,014 sessions supported encoding
99.93% Decoder Support
12,000 of 12,008 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 2.2
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,014 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.14% 27,584 / 27,823 99.91% 4,267 / 4,271 — 96.45% 11,787 / 12,221 97.77% 1,579 / 1,615
SafariSafari
 — 2.77% 45 / 1,623 1.53% 107 / 6,990 — —
EdgeEdge
 99.78% 4,943 / 4,954 98.31% 58 / 59 — 98.97% 96 / 97 —
FirefoxFirefox
 94.78% 2,162 / 2,281 100.0% 278 / 278 — — 99.29% 278 / 280

VideoDecoder Support Matrix

Browser × Platform decoder support from 12,008 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,280 / 5,281 99.85% 662 / 663 — 100.0% 2,292 / 2,292 99.02% 405 / 409
SafariSafari
 — 100.0% 263 / 263 100.0% 1,388 / 1,388 — —
EdgeEdge
 100.0% 1,030 / 1,030 100.0% 11 / 11 — 100.0% 30 / 30 —
FirefoxFirefox
 100.0% 453 / 453 100.0% 49 / 49 — — 100.0% 60 / 60