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Codec: avc1.4d0c0b

4.45% Encoder Support
2,794 of 62,798 sessions supported encoding
99.94% Decoder Support
11,819 of 11,826 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 1.1
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 192 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,798 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 4 / 27,641 0.12% 5 / 4,325 — 0.02% 3 / 12,234 0.31% 5 / 1,611
SafariSafari
 — 2.84% 46 / 1,622 1.56% 109 / 6,987 — —
EdgeEdge
 0.0% 0 / 4,964 0.0% 0 / 54 — 0.0% 0 / 111 —
FirefoxFirefox
 95.09% 2,055 / 2,161 100.0% 290 / 290 — — 97.83% 271 / 277

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,826 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,244 / 5,246 99.86% 703 / 704 — 100.0% 2,237 / 2,237 99.26% 400 / 403
SafariSafari
 — 100.0% 249 / 249 100.0% 1,398 / 1,398 — —
EdgeEdge
 100.0% 966 / 966 — — 100.0% 24 / 24 —
FirefoxFirefox
 100.0% 395 / 395 100.0% 49 / 49 — — 100.0% 54 / 54