Tonetizer is the free online sentiment analysis tool that detects the tone (positive, negative or neutral) of posts, comments, articles and web pages, in 22 languages. Paste the text or URL, pick the language and get a detailed tonality breakdown. Sentiment dashboard: the overall verdict (positive / neutral / negative) is presented in a full-width hero card with the SWAS score (Saliency Weighted Average Sentiment), flanked by large KPIs for the positive/neutral/negative distribution and by polarity and intensity cards with dynamic colour coding. Tabbed results dashboard: Sentiment, Stats (with KPIs for words/sentences/key phrases/errors and interactive saliency charts) and — when the language supports it — Spell checker. 5W analysis always in view (Who, What, Where, When, Why) to frame the context of the analysed text. Ideal for monitoring brand, product and social-media reputation.
Features
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5W Analysis
Who, What, Where, When, Why always in view to grab the main facts at a glance
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AI Powered
Sums up text with Top AI
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Long texts
NelSenso.Net apps support text up to 32000 characters long.
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Multilingual
25 Supported Languages
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Price
100% Free
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Privacy
None of the processed texts are stored or shared with anyone. We value your privacy.
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Sentiment
Tone analysis of opinions
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Sentiment dashboard
Positive/neutral/negative verdict, percentage distribution, polarity and intensity in colour-coded cards
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Stats with KPIs
Words, sentences, key phrases, errors in large cards and interactive saliency-distribution charts
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Tabbed dashboard
Results presented in a modal dashboard with dedicated tabs to explore every aspect of the analysis
Text sentiment analysis is the process of identifying and evaluating the emotions and attitudes expressed within a written text. This process is often carried out using machine learning algorithms that analyse the words and phrases used in the text, trying to identify positive, negative or neutral sentiments that are expressed.
Sentiment analysis can be used in various contexts, including business and social contexts. For example, a company might use sentiment analysis to monitor customer satisfaction with its products or services, while a non-profit organisation might use sentiment analysis to evaluate the success of an advertising or awareness-raising campaign.
What does Tonetizer return?
Tonetizer returns an indicator of the overall sentiment of the processed text (SWAS: Saliency Weighted Average Sentiment), the indicator ranges from -100 (extremely negative sentiment) to zero (neutral tone) to +100 (extremely positive sentiment).
In addition to the SWAS Tonetiser lists the keywords (typically adjectives or adverbs) that are most semantically relevant in the text and that contributed most to the calculation of sentiment (SWAS).
Which languages are supported by NelSenso.Net apps?
What kind of documents are supported by the NelSenso.Net apps?
NelSenso.Net apps supports documents in plain text format, through copy-paste of the content and hypertext (html) through the relative web address (URL). At the moment the NelSenso.Net tools do not support files (pdf, word, excel, powerpoint, etc.) whether they are on your computer or on the cloud (Google Documents, etc).
Can I specify the size of the documents obtained?
The NelSenso.Net tools includes in their functionality settings that allow you, indicatively, to customize the percentage of the desired summary.
Is the size of the text to be summarised or edited unlimited?
No, but almost ;) The NelSenso.Net tools allow you to summarise or edit up to the first 10000 characters. For larger documents it will be necessary to divide them into different texts of a compatible size.
Can I use the NelSenso.Net apps for free?
Of course you can! You can currently use the NelSenso.Net tools for free.
News
May/26
3
✨ Brand new interface! ✨ We have completely redesigned NelSenso.Net with a modern, clean and responsive look powered by Tailwind CSS. Each tool now has its own dedicated icon for easier navigation: Summazer, Abstrazer, IRezer, Clustezer, Promptizer, Titletizer and Tonetizer. Revised header with a quick menu for all 22 supported languages, simplified FAQ accordions, redesigned modals and improved mobile readability. Try it out and let us know what you think! 💬 #NewLook #Tailwind #UX #NelSenso #TextMining #AI