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h264ify icon

h264ify

Makes YouTube stream H.264 videos instead of VP8/VP9 videos

Users1MCurrent public install base
Rating4.6Store average score
Reviews1,192Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

h264ify Media preview

1 assets
Trend

User growth trend

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User Growth Over Time

1M1M1M1M1M2026年7月15日2026年7月18日2026年7月21日Latest: 1M
Rating trend

7-day rating trend

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7-day rating change

Start
4.57
Latest
4.57
7-day rating change
0.00
4.474.524.574.624.672026年7月15日2026年7月18日2026年7月21日Latest: 4.57
2026年7月15日2026年7月21日
Growth overview

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Technical snapshot

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Version2.0.1
ManifestV3
Size31.7KiB
Languages2English / čeština
Published
Store updated
Last crawled
Englishčeština
Overview

Product summary

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Try h264ify if YouTube videos stutter, take up too much CPU, eat battery life, or make your laptop hot.

By default, YouTube streams VP8/VP9 encoded video. However, this can cause problems with less powerful machines because VP8/VP9 is not typically hardware accelerated.

In contrast, H.264 is commonly hardware accelerated by GPUs, which usually means smoother video playback and reduced CPU usage. h264ify makes YouTube stream H.264 videos instead of VP8/VP9 videos.

Note: 4K and 1440p videos will not be available because YouTube no longer encodes those videos in H.264

Github: https://github.com/erkserkserks/h264ify

Reviews

Recent review snapshot

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Store average score4.6Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.4Average computed only from synced review bodies below
Reviews with text578Synced review bodies
Total ratings / reviews1,192Chrome Web Store public rating/review count

Store average score: 4.6. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5
440
4
53
3
25
2
14
1
46
Pavel2020年1月25日
4

It does what it says. Forces AdTube to switch to H.264. However, be warned that on many modern video cards - VP9 might actually be better optimized than H.264. Did a few benchmarks on my AMD Vega56 (W10 / latest drivers) and turns out while both don't use the CPU much, H.264 consumed twice more GPU power than VP9...

Language en
2 helpful · 1 not helpful
9K LUCAS2020年1月22日
5

ótimo excelente

Language pt
2 helpful · 0 not helpful
Szymon2020年1月18日
5

zwienksza fpesy na filmah bardzo przydatne

Language pl
5 helpful · 2 not helpful
Cytrynka2020年1月4日
5

Super !!! 😍

Language en
3 helpful · 0 not helpful
D-Mention C-NJ2020年1月3日
1

смотрел видео в разрешении 4к на ПК. короче параметры нормальные по ПК. видео плата 1Гб памяти. 8гб оперативки....это всё ерунда. дело в том, искал решение, выдало установку этог орасширения, ок, установил. в итоге что, вроде пошло гладко, после перезагрузки страницы. прикол в том, что вместо 4к в настройках видео в ютубе стоит HD, а это увы, не 4К. после удаления этого расширения в настройках ютуб появилось расширение 4к...... просто замечательное расширение для идиотов....как это понимать? расширение просто убирает настройку 4к....

Language ru
0 helpful · 11 not helpful
ダニエル2019年12月28日
5

The single best available extension for chrome. Fixed all my youtube problems.

Language en
2 helpful · 0 not helpful
Rofl Car2019年12月27日
5

Работает исправно. Нагрузка на процессор заметно снизилась.

Language ru
Henry Nordin2019年12月22日
5

Absolutely great! Before the computer was struggling with 720p but now it can actually handle 1080p videos. :D 10/10

Language en
HellTyrant 762019年12月17日
5

Works great.CHEERS

Language en
1 helpful · 0 not helpful
Bijan Rajaie2019年12月15日
5

It works!

Language en
1 helpful · 0 not helpful