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Codec: avc1.4d0c0a

3.24% Encoder Support
69,567 of 2,148,287 sessions supported encoding
99.81% Decoder Support
2,093,007 of 2,097,094 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 1
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 64 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,287 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 75 / 868,094 0.11% 108 / 100,272 — 0.03% 194 / 649,432 0.35% 150 / 43,460
SafariSafari
 — 1.54% 744 / 48,165 1.79% 3,905 / 218,234 — —
EdgeEdge
 0.0% 2 / 143,939 0.0% 0 / 1,500 — 0.0% 0 / 4,275 0.0% 0 / 634
FirefoxFirefox
 95.76% 51,128 / 53,390 99.99% 7,373 / 7,374 — 0.0% 0 / 105 97.78% 5,826 / 5,958

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,094 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,364 / 845,555 99.8% 96,389 / 96,580 — 99.64% 637,127 / 639,406 98.35% 41,593 / 42,289
SafariSafari
 — 99.84% 46,719 / 46,796 99.98% 212,610 / 212,662 — —
EdgeEdge
 100.0% 139,863 / 139,869 100.0% 1,463 / 1,463 — 100.0% 4,200 / 4,200 99.05% 623 / 629
FirefoxFirefox
 99.97% 51,639 / 51,657 99.99% 7,138 / 7,139 — 0.0% 0 / 98 98.59% 5,649 / 5,730