← Back to Codec Support Table

Codec: avc1.4d0c0a

4.38% Encoder Support
2,761 of 63,006 sessions supported encoding
99.93% Decoder Support
11,829 of 11,837 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 63,006 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.02% 6 / 27,667 0.11% 5 / 4,365 — 0.02% 2 / 12,322 0.19% 3 / 1,588
SafariSafari
 — 2.03% 33 / 1,628 1.7% 118 / 6,932 — —
EdgeEdge
 0.0% 0 / 5,142 0.0% 0 / 45 — 0.0% 0 / 106 —
FirefoxFirefox
 95.15% 2,022 / 2,125 100.0% 279 / 279 — 0.0% 0 / 10 98.23% 278 / 283

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,837 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,132 / 5,132 99.7% 671 / 673 — 100.0% 2,296 / 2,296 99.28% 414 / 417
SafariSafari
 — 100.0% 269 / 269 100.0% 1,370 / 1,370 — —
EdgeEdge
 100.0% 1,072 / 1,072 — — 100.0% 31 / 31 —
FirefoxFirefox
 100.0% 392 / 392 100.0% 44 / 44 — — 100.0% 55 / 55