Stable signalNo paid features detectedMedium-risk permissions
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

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1 assets
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
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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
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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.

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Ez2018年9月21日
4

Why the extra permissions? Edit: Thanks for replying. Also, it would be great if it worked on more sites and not just YouTube.

Language en
4 helpful · 0 not helpful
ItaloRaver2018年9月21日
2

will aus nicht ersichtlichen grund neuerdings auf eigene Youtube daten zugreifen, um den codec zu änder ist dies wohl sicher nicht nötig. Deinstall

Language de
1 helpful · 6 not helpful
Ben Wallace2018年9月21日
1

Something added this without my knowledge permission at some point. Had a few days where videos were just janky. I suppose it was working as intended, but when this is added to your device without knowing it's just annoying.

Language en
1 helpful · 3 not helpful
Алексей Тарасюк2018年9月17日
5

Отличное расширение, качество не изменилось, а вот нагрузка существенно уменьшилась. Всем рекомендую, даже если нет проблем.

Language ru
pavel p2018年9月12日
5

Excellent!!! Thank you so much!!!

Language en
Gary Wang2018年8月28日
5

fantastic

Language en
1 helpful · 0 not helpful
Phúc Tú Nguyễn Trương2018年8月25日
5

Good extension for low PC.

Language en
김지유2018年8月18日
3

아니 이거 설치한 이후로 4k자체가 안뜨는데 어떻게 된겁니까? 이거 삭제 어떻게 하나요?

Language ko
0 helpful · 4 not helpful
Isaac Clarke2018年8月17日
5

it seems to work

Language en
Blobby Digital2018年8月17日
1

I've tried this extension a few times and honestly don't know what it does. The stuttering was still there and I tried going through the options to see if I was doing something wrong but nothing seemed to work. I use an ASUS Chromebook 4GB

Language en
1 helpful · 2 not helpful