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Codec: avc1.42081e

85.43% Encoder Support
53,710 of 62,869 sessions supported encoding
99.94% Decoder Support
11,854 of 11,861 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 3
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 10 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,869 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.72% 27,469 / 27,545 99.95% 4,331 / 4,333 — 99.71% 12,183 / 12,219 98.77% 1,604 / 1,624
SafariSafari
 — 1.74% 29 / 1,667 1.78% 124 / 6,960 — —
EdgeEdge
 99.98% 5,030 / 5,031 100.0% 56 / 56 — 100.0% 104 / 104 100.0% 15 / 15
FirefoxFirefox
 95.46% 2,124 / 2,225 100.0% 273 / 273 — — 100.0% 318 / 318

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,861 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.94% 5,158 / 5,161 99.85% 672 / 673 — 100.0% 2,255 / 2,255 99.75% 395 / 396
SafariSafari
 — 100.0% 267 / 267 100.0% 1,394 / 1,394 — —
EdgeEdge
 100.0% 1,057 / 1,057 — — 100.0% 30 / 30 —
FirefoxFirefox
 100.0% 427 / 427 100.0% 36 / 36 — — 100.0% 76 / 76