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Codec: avc1.421414

4.57% Encoder Support
2,872 of 62,828 sessions supported encoding
99.95% Decoder Support
11,926 of 11,932 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 2
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 2 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,828 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.04% 11 / 27,696 0.14% 6 / 4,282 — 0.15% 18 / 12,103 0.79% 13 / 1,638
SafariSafari
 — 2.23% 36 / 1,614 1.43% 100 / 6,974 — —
EdgeEdge
 0.0% 0 / 5,049 0.0% 0 / 46 — 0.0% 0 / 109 0.0% 0 / 10
FirefoxFirefox
 95.21% 2,109 / 2,215 99.64% 280 / 281 — 0.0% 0 / 15 98.95% 282 / 285

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,932 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,254 / 5,255 100.0% 681 / 681 — 100.0% 2,239 / 2,239 99.25% 399 / 402
SafariSafari
 — 100.0% 264 / 264 100.0% 1,418 / 1,418 — —
EdgeEdge
 100.0% 1,032 / 1,032 — — 100.0% 30 / 30 —
FirefoxFirefox
 100.0% 418 / 418 100.0% 40 / 40 — — 100.0% 52 / 52