# Youtube Sentiment Analysis

According to OpenAITools.app telemetry verified on 2026-11-11, Youtube Sentiment Analysis (chromewebstore.google.com) is an AI platform indexed under Other generating 0 monthly visits with a month-over-month traffic delta of +0 (0.0%). Its primary geographic market is Global (— traffic share), and it operates on a Free pricing model. Top competing alternatives by monthly volume include YouTube Comment AI-Powered Analyzer (0 visits/mo), Email Tracker (8.24K visits/mo), ViewSnapStories — Snapchat Story Viewer & Downloader (561.48K visits/mo).

Instantly see the mood of any YouTube comment section with VADER sentiment charts

## Key Telemetry & Specifications

| Metric | Value |
| :--- | :--- |
| Tool Name | Youtube Sentiment Analysis |
| Handle | youtube-sentiment-analysis |
| Status | active |
| Origin | independent |
| Maintenance | active |
| Official Domain | chromewebstore.google.com |
| Website URL | https://chromewebstore.google.com/detail/youtube-sentiment-analysi/fjgpfjohfddffjhkekipahjnfdioijad |
| Categories | Other |
| Pricing Model | Free |
| Monthly Visits | 0 |
| MoM Traffic Change | 0 |
| MoM Growth Rate | — |
| Primary Market | Global |
| Market Share | — |
| Direct Visits | 0 |
| Organic Search Visits | 0 |
| Social Visits | 0 |
| Referral Visits | 0 |
| Email Visits | 0 |
| Review Score | 3.8 |
| Saved Count | 0 |
| Supported Platforms | Browser Extension |
| Billing Platforms |  |
| Attributes | Features: Browser Extension; Pricing: Free |
| Tags | Sentiment analysis, YouTube, Chrome extension, VADER, Comment analysis, Sentiment visualization |

## Overview

Youtube Sentiment Analysis is a lightweight Chrome extension that answers a simple question: what does this comment section actually feel like? Instead of skimming thousands of replies to guess the crowd's mood, it pulls the comments from the video you are watching, scores each one with the VADER (Valence Aware Dictionary and sEntiment Reasoner) model, and renders the outcome as charts layered on top of YouTube itself.

The project started inside a KU Leuven university course, and parts of its design are still tied to ongoing visualization research — the developers openly ask users to watch three videos and fill in a short questionnaire so they can study which chart styles help people understand sentiment best. In practice that means you get a research-grade sentiment panel for free, with the trade-off that it is a small student-built tool rather than a polished commercial product.

Because the analysis runs in the browser through the extension, there is no account to create, no subscription, and no dashboard to log into. It is aimed at viewers, creators and community managers who want a fast emotional read on a video's audience before deciding whether to engage, moderate, or study the reaction.

## Pricing & Plans

Completely free. It is a university course project published on the Chrome Web Store with no paid tiers, subscriptions, or in-app purchases.

## Key Features & Capabilities

- **VADER sentiment scoring:** Every comment is evaluated with the VADER lexicon model, which is tuned for short, informal social media text and emoji, producing positive, neutral and negative scores.
- **In-page visualizations:** Results are drawn directly inside the YouTube frontend, so the sentiment breakdown sits next to the comments instead of in a separate tab.
- **One-click analysis:** Open a video, trigger the extension, and the comment set is fetched and scored without any setup, login, or API key.
- **Aggregate audience mood:** Rather than reading individual comments, the tool summarizes the comment section into an overall sentiment profile you can scan in seconds.
- **Research participation hooks:** Built-in prompts invite users to join the developers' visualization study by watching sample videos and completing a questionnaire.

## Primary Use Cases

- **Check how a new upload landed (Content creator):** Publish a video, then run the extension to see whether early commenters are reacting positively, negatively, or neutrally, and which direction the mood is drifting.
- **Triage a busy comment section (Community manager):** Get a sentiment snapshot of a high-traffic video so you know whether a heated thread needs moderation before you read through it manually.
- **Explore sentiment analysis in practice (Researcher or student):** Use a ready-made VADER pipeline on real YouTube data to demonstrate or study opinion mining and sentiment visualization techniques.
- **Gauge audience response to a campaign (Marketer):** Compare sentiment across sponsored or campaign videos to see which messaging resonated with the audience.

## Strengths

- Free to install and use, with no account or login required
- Sentiment scoring happens through the extension, so results appear right on the YouTube page
- VADER is well suited to short, emoji-heavy social comments, giving sensible scores on casual text
- Simple one-click workflow that requires no configuration or API keys
- Backed by published academic research into sentiment visualization

## Limitations

- A student course project, so updates are infrequent and support is limited
- Only 89 users and a 3.7 rating, meaning a small track record and few reviews
- Last updated in early 2024, so it may lag behind YouTube layout changes
- English-oriented VADER lexicon means sentiment accuracy drops on non-English comments
- VISUALIZATIONS focus on overall polarity and do not offer deep topic or aspect-level analysis

## Frequently Asked Questions

### Is Youtube Sentiment Analysis free?
Yes. It is a free Chrome extension published by a university course team, with no paid plan, subscription, or in-app purchase.

### Do I need an account to use it?
No. You install the extension from the Chrome Web Store and it works on YouTube pages without any sign-up or API key.

### How does it decide whether comments are positive or negative?
It uses the VADER sentiment model, a rule-based lexicon approach designed for social media text that assigns polarity scores to words, punctuation and emoji.

### Which languages does it work well with?
VADER's lexicon is English-centric, so results are most reliable on English comments and may be less accurate on other languages.

### Who built the extension?
It was developed as part of a KU Leuven course and is offered by the developer handle thibault.tnt, with the team also running an optional user study on sentiment visualization.

### Is my data collected?
The store listing discloses that the extension handles personally identifiable information and website content, and states the data is not sold to third parties.

### What is Youtube Sentiment Analysis's monthly traffic and growth trend?
Youtube Sentiment Analysis currently receives 0 monthly visits, with a month-over-month traffic change of +0 (0.0% growth rate). Its primary source market is Global (— share), including 0 direct visits/mo and 0 organic search visits/mo.

### Is Youtube Sentiment Analysis free? What is its pricing model?
Youtube Sentiment Analysis operates on a Free pricing model. Completely free. It is a university course project published on the Chrome Web Store with no paid tiers, subscriptions, or in-app purchases. Supported billing and checkout platforms include: not listed.

### What are the best Youtube Sentiment Analysis alternatives in 2026?
Based on OpenAITools.app category traffic and feature fit, the top five alternatives to Youtube Sentiment Analysis are: 1. YouTube Comment AI-Powered Analyzer (0 visits/mo); 2. Email Tracker (8.24K visits/mo); 3. ViewSnapStories — Snapchat Story Viewer & Downloader (561.48K visits/mo); 4. Photofeeler (1.9M visits/mo); 5. MelodySeek (127.91K visits/mo).

### Which platforms and core AI capabilities does Youtube Sentiment Analysis support?
Youtube Sentiment Analysis is classified under Other, supports the following platforms: Browser Extension, and its core capability tags include: Sentiment analysis, YouTube, Chrome extension, VADER, Comment analysis, Sentiment visualization.

## Alternatives

| Tool Name | Monthly Visits | Pricing Model | Compare |
| :--- | :--- | :--- | :--- |
| [YouTube Comment AI-Powered Analyzer](https://openaitools.app/tool/youtube-comment-ai-powered-analyzer) | 0 | Freemium | [Compare](https://openaitools.app/compare/youtube-comment-ai-powered-analyzer-vs-youtube-sentiment-analysis) |
| [Email Tracker](https://openaitools.app/tool/email-tracker) | 8,240 | Freemium | [Compare](https://openaitools.app/compare/email-tracker-vs-youtube-sentiment-analysis) |
| [ViewSnapStories — Snapchat Story Viewer & Downloader](https://openaitools.app/tool/snapchat-story-viewer-and-video-downloader) | 561,483 | Free | [Compare](https://openaitools.app/compare/snapchat-story-viewer-and-video-downloader-vs-youtube-sentiment-analysis) |
| [Photofeeler](https://openaitools.app/tool/photofeeler) | 1,903,722 | Freemium | [Compare](https://openaitools.app/compare/photofeeler-vs-youtube-sentiment-analysis) |
| [MelodySeek](https://openaitools.app/tool/melodyseek) | 127,909 | Freemium | [Compare](https://openaitools.app/compare/melodyseek-vs-youtube-sentiment-analysis) |
| [EchoTik.live](https://openaitools.app/tool/echotik-live) | 97,102 | Freemium | [Compare](https://openaitools.app/compare/echotik-live-vs-youtube-sentiment-analysis) |
| [Yatoon](https://openaitools.app/tool/yatoon) | 41,059 | Freemium | [Compare](https://openaitools.app/compare/yatoon-vs-youtube-sentiment-analysis) |
| [Upwex](https://openaitools.app/tool/upwex-ai-tools-for-upwork) | 6,967 | Free Trial, Paid | [Compare](https://openaitools.app/compare/upwex-ai-tools-for-upwork-vs-youtube-sentiment-analysis) |
| [Kumo Study](https://openaitools.app/tool/kumo-study) | 2,807 | Freemium | [Compare](https://openaitools.app/compare/kumo-study-vs-youtube-sentiment-analysis) |
| [LemonChat](https://openaitools.app/tool/lemonchat) | 19,272 | Freemium | [Compare](https://openaitools.app/compare/lemonchat-vs-youtube-sentiment-analysis) |
| [Ask on Video: 1-Click Capture & Ask](https://openaitools.app/tool/ask-on-video-ask-q-direct-on-youtube) | 0 | Free | [Compare](https://openaitools.app/compare/ask-on-video-ask-q-direct-on-youtube-vs-youtube-sentiment-analysis) |
| [Comments analyzer for YouTube](https://openaitools.app/tool/comments-analyzer-for-youtube) | 0 | Free | [Compare](https://openaitools.app/compare/comments-analyzer-for-youtube-vs-youtube-sentiment-analysis) |

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Source: https://openaitools.app/tool/youtube-sentiment-analysis