← Back to Codec Support Table

Codec: avc1.42001e

99.6% Encoder Support
62,290 of 62,542 sessions supported encoding
99.91% Decoder Support
11,753 of 11,763 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 62,542 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.73% 27,308 / 27,382 99.91% 4,285 / 4,289 — 99.7% 12,149 / 12,186 98.84% 1,538 / 1,556
SafariSafari
 — 99.88% 1,638 / 1,640 100.0% 7,113 / 7,113 — —
EdgeEdge
 99.98% 5,012 / 5,013 100.0% 53 / 53 — 100.0% 91 / 91 100.0% 10 / 10
FirefoxFirefox
 95.15% 2,040 / 2,144 100.0% 279 / 279 — — 99.01% 299 / 302

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,763 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,150 / 5,150 99.7% 658 / 660 — 100.0% 2,223 / 2,223 98.25% 392 / 399
SafariSafari
 — 100.0% 262 / 262 100.0% 1,428 / 1,428 — —
EdgeEdge
 100.0% 1,032 / 1,032 — — 100.0% 24 / 24 —
FirefoxFirefox
 100.0% 391 / 391 100.0% 56 / 56 — — 100.0% 49 / 49