Codec: avc1.640829

Codec Specifications

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,295 test sessions. Browser detection based on user agent strings.

Browser	Windows	macOS	iOS	Android	Linux
Chrome/Chromium	99.13% 27,307 / 27,548	99.88% 4,190 / 4,195	—	96.38% 11,721 / 12,161	97.69% 1,568 / 1,605
Safari	—	2.37% 39 / 1,647	1.63% 111 / 6,792	—	—
Edge	99.8% 4,875 / 4,885	100.0% 52 / 52	—	98.1% 103 / 105	100.0% 12 / 12
Firefox	95.17% 2,067 / 2,172	100.0% 281 / 281	—	0.0% 0 / 12	99.67% 300 / 301

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,770 test sessions. Decoder data collection started Jan 2026.

Browser	Windows	macOS	iOS	Android	Linux
Chrome/Chromium	99.98% 5,141 / 5,142	99.69% 645 / 647	—	100.0% 2,280 / 2,280	98.57% 415 / 421
Safari	—	100.0% 272 / 272	100.0% 1,333 / 1,333	—	—
Edge	100.0% 1,018 / 1,018	—	—	100.0% 33 / 33	—
Firefox	100.0% 418 / 418	100.0% 53 / 53	—	—	100.0% 59 / 59