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Codec: avc1.64100a

4.45% Encoder Support
2,804 of 63,078 sessions supported encoding
99.92% Decoder Support
11,897 of 11,906 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 64 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,078 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.02% 5 / 27,710 0.14% 6 / 4,435 — 0.02% 3 / 12,194 0.19% 3 / 1,617
SafariSafari
 — 2.3% 38 / 1,649 1.2% 84 / 6,992 — —
EdgeEdge
 0.0% 0 / 5,083 0.0% 0 / 48 — 0.0% 0 / 112 —
FirefoxFirefox
 95.24% 2,102 / 2,207 99.64% 278 / 279 — — 97.86% 275 / 281

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,906 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,147 / 5,149 100.0% 665 / 665 — 100.0% 2,270 / 2,270 98.74% 392 / 397
SafariSafari
 — 100.0% 284 / 284 100.0% 1,432 / 1,432 — —
EdgeEdge
 100.0% 1,058 / 1,058 — — 100.0% 37 / 37 —
FirefoxFirefox
 100.0% 412 / 412 100.0% 50 / 50 — — 100.0% 55 / 55