HyperChat [Improved YouTube Chat]

Name: HyperChat [Improved YouTube Chat]
Rating: 4.6212 (66 reviews)
Author: Kento Nishi

By: Kento Nishi

Improved YouTube chat with CPU/RAM optimizations, customization options, and cutting-edge features!

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Features & Capabilities

HyperChat is a powerful Chrome extension designed to improve your YouTube livestream chat experience. It offers advanced CPU and RAM optimizations including memory leak patches and a custom-built message renderer, ensuring smoother performance during active chats.

The extension provides extensive customization options such as light and dark themes, toggling of profile icons, timestamps, usernames, badges, mentions, and emojis. Users can also enable features like sticky superchats and system-native emoji rendering for a pleasant visual experience. Quality-of-life enhancements include Google Translate integration for messages, filtering member-only messages, skipping emoji-only messages, and automatic switching to "Live Chat" mode.

Compatible with other popular chat extensions like LiveTL and YtcFilter, HyperChat is free, open source, and maintained by the same developers behind LiveTL. It is the ultimate tool to optimize and customize YouTube livestream chats for any user.

User Growth & Download Statistics

Add-on Communication AI Open Source

By:

Daily users:

Rating:

Version:

3.3.0 Last updated: 2026-05-30

Version code:

6284668

Creation date:

2021-03-07

Risk:

Permissions:

storage

Host permissions:

https://www.youtube.com/live_chat*
https://www.youtube.com/live_chat_replay*
https://studio.youtube.com/live_chat*
https://studio.youtube.com/live_chat_replay*

Content scripts matches:

www.youtube.com
studio.youtube.com

Size:

1.22MB

Email:

ke*****@outlook.com

URLs:

Website ,Privacy policy

Full description:

Source:

Firefox Add-ons Store

Data ingested on:

2026-06-14

Compare stats and ranking:

Ranking

# 1,293 ▼ 4

Other rankings

#103 in Games & Entertainment ▼ 1

#135 in Social & Communication ▼ 2

#4 in chat keyword 70

#6 in improve keyword 33

#15 in chatbotsplace keyword 25

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Other platforms

HyperChat [Improved YouTube Chat] (v3.3.0)

60,000 4.64

(170)

For Developers

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Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.

Developed by:

Kento Nishi

Firefox Add-ons Store

https://addons.mozilla.org/firefox/addon/hyperchat/

Email:

ke*****@outlook.com

Website:

https://livetl.app/hyperchat/

Permission Change History

2025-05-20: Version 3.0.4 → 3.1.0

Add Host permissions: https://www.youtube.com/live_chat* https://www.youtube.com/live_chat_replay* https://studio.youtube.com/live_chat* https://studio.youtube.com/live_chat_replay*

User Reviews

Users consistently praise HyperChat for major performance gains (fixing memory leaks) and for making live chat usable on low-end devices via a faster, custom chat interface with a live-chat default. The most common complaint is the absence of advanced chat filters (language filters). Several reviewers also request additional UX features and subtler branding.

Pros

Significantly improves chat performance and fixes memory leaks, reducing browser resource use
Makes YouTube live chat usable on low-end devices, tablets, and older laptops
Replaces YouTube's chat with a faster, custom interface
Option to switch to live chat by default and better handling of translation/’live’ translation messages

Cons

Lacks advanced chat filters (e.g., language-specific filters) — frequently requested
Missing some desired UX features and polish (easier reply workflow, subtler branding); users want more customization

Recent reviews

by ls*****, 2026-04-14

by Fi*****, 2026-04-09

great

by Fi*****, 2025-08-04

View all user reviews ›

Is HyperChat [Improved YouTube Chat] Safe?

Risk impact

Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

HyperChat [Improved YouTube Chat] requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details

Critical Request access to the following domains: youtube.com
High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****

Risk likelihood

Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

HyperChat [Improved YouTube Chat] is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details

High This extension was recently updated in the past month. New updates may not be stable or safe.
High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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