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Codec: avc1.420814

4.47% Encoder Support
2,815 of 62,993 sessions supported encoding
99.97% Decoder Support
11,997 of 12,001 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 62,993 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
0.04% 10 / 27,743 0.16% 7 / 4,397 0.16% 19 / 12,185 0.48% 8 / 1,663
SafariSafari
2.37% 39 / 1,644 1.46% 101 / 6,905
EdgeEdge
0.0% 0 / 5,043 0.0% 0 / 53 0.0% 0 / 122
FirefoxFirefox
94.98% 2,044 / 2,152 100.0% 299 / 299 98.93% 277 / 280

VideoDecoder Support Matrix

Browser × Platform decoder support from 12,001 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.98% 5,242 / 5,243 100.0% 705 / 705 100.0% 2,320 / 2,320 99.28% 412 / 415
SafariSafari
100.0% 278 / 278 100.0% 1,419 / 1,419
EdgeEdge
100.0% 998 / 998 100.0% 10 / 10 100.0% 35 / 35
FirefoxFirefox
100.0% 412 / 412 100.0% 42 / 42 100.0% 54 / 54