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.

Youtube Sentiment Analysis의 월간 트래픽과 성장 추세는 어떠한가요?

Youtube Sentiment Analysis은(는) 현재 월 0회 방문을 기록 중이며, 전월 대비 트래픽 변화량은 +0(성장률 0.0%)입니다. 주요 유입 시장은 글로벌(점유율 —)이며, 여기에는 월 직접 방문 0회와 월 자연 검색 방문 0회가 포함됩니다.

Youtube Sentiment Analysis은(는) 무료인가요? 가격 모델은 무엇인가요?

Youtube Sentiment Analysis은(는) 무료 가격 모델로 운영됩니다. Completely free. It is a university course project published on the Chrome Web Store with no paid tiers, subscriptions, or in-app purchases. 지원되는 결제 및 체크아웃 플랫폼에는 등록되지 않음 등이 있습니다.

Youtube Sentiment Analysis — 월간 트래픽 (0/월), 가격, API 및 대안 비교

Open AI Tools

Youtube Sentiment Analysis — 월간 트래픽 (0/월), 가격, API 및 대안 비교 | Open AI Tools

Youtube Sentiment Analysis 소개

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.

Youtube Sentiment Analysis is a free Chrome extension that reads the comments under a YouTube video and visualizes how positive, neutral, or negative the audience really is. It runs the VADER sentiment model locally in your browser and draws the results straight into the YouTube interface, so you can judge a video's reception at a glance instead of scrolling through hundreds of comments.

Youtube Sentiment Analysis의 임팩트 높은 활용 사례

Content creator

Check how a new upload landed

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.

Community manager

Triage a busy comment section

Get a sentiment snapshot of a high-traffic video so you know whether a heated thread needs moderation before you read through it manually.

Researcher or student

Explore sentiment analysis in practice

Use a ready-made VADER pipeline on real YouTube data to demonstrate or study opinion mining and sentiment visualization techniques.

Marketer

Gauge audience response to a campaign

Compare sentiment across sponsored or campaign videos to see which messaging resonated with the audience.

Youtube Sentiment Analysis 대안 및 경쟁사 베스트 12선

동일한 주요 카테고리에 속한 경쟁 AI 도구의 나란히 보는 텔레메트리 비교

Youtube Sentiment Analysis 대안 전체 보기 →기타 도구 전체 살펴보기 →

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