List of the Top 20 Free Sentiment Analysis Tools in 2025

HubSpot serves as an AI-driven customer platform that combines all the essential software, integrations, and tools required to unify your marketing, sales, and customer support efforts. By utilizing HubSpot’s connected platform, businesses can accelerate growth by prioritizing the most critical aspect of their operations: customer engagement. The HubSpot CRM goes beyond being merely a tool; it is the core of your business operations. This CRM solution empowers your team to cultivate stronger relationships with customers, fundamentally changing how you communicate with them. It provides a seamlessly integrated environment for sales, marketing, and customer service, enabling deep insights into your customer interactions. Everything is neatly organized within an intuitive dashboard that boosts your team's productivity. As your business evolves, our platform is built to scale, offering adaptable solutions that cater to your changing requirements. Additionally, HubSpot CRM features a robust free version filled with vital functionalities, making it an excellent option for forward-thinking businesses. This innovative CRM is set to redefine customer management; every customer interaction represents a chance for growth and improvement. You can schedule a demo to explore our premium offerings, or you may begin using our extensive range of free tools right away.

The sentiment analysis component is designed to delve into the emotional undertones of text within .NET applications, utilizing on-device data processing. This approach guarantees user privacy and reduces response times. It proficiently classifies content as positive, negative, or neutral and also discerns complex emotions like joy, frustration, melancholy, and anxiety. Additionally, its sophisticated sarcasm detection capability allows for a deeper understanding of ironic expressions, enhancing the emotional analysis. By converting unprocessed text into valuable insights, this component aids in improving decision-making processes in areas such as customer service, social media analysis, focused marketing efforts, and product innovation strategies.

Software designed to enhance the efficiency and organization of customer service can significantly impact your business. Service Hub enables you to elevate your customer service capabilities instantly, as it encompasses all the tools necessary to impress customers on a grand scale. By utilizing Service Hub™, you can ensure that each customer has a remarkable interaction with your brand, which in turn encourages them to share their positive experiences with others. This strategy fosters the development of a dedicated customer base that consistently supports your enterprise. It is essential to deliver structured customer service that offers thorough and effective solutions, as customers primarily seek assistance rather than being concerned with the internal workings of your company. When your teams lack connectivity, it can lead to misunderstandings and frustration for customers. Service Hub™ helps to eliminate these issues by facilitating a smooth customer journey. With the integrated Conversations inbox, you can consolidate all your communication channels, such as email, forms, live chat, and social media platforms like Facebook Messenger, into one cohesive system. This comprehensive approach not only streamlines communication but also empowers your team to respond to customer inquiries more effectively and promptly.

Who enjoys completing surveys? Hardly anyone. Feedier is a groundbreaking platform designed to gather essential feedback effectively. Maintain your competitive edge by transforming feedback into a powerful tool for growth, enabling you to make informed, data-driven choices that enhance your products and services. Unique form deployment: With the innovative S.I.R.A. model, you can launch creative forms in mere minutes. Gauge Satisfaction, Gather invaluable Insights, Reward participants to Foster Loyalty, and finally initiate Action to Boost Engagement. Increase response rates: You can motivate your participants to share their feedback by asking for specific and distinctive insights. This approach not only streamlines the experience but also encourages them to express their views more readily. Harness the power of your data: Feedier serves as a centralized data hub, allowing you to integrate various data sources from your services and applications with the feedback collected. By segmenting the relevant information, you can utilize machine learning techniques to enhance sentiment analysis and gain deeper insights. A collaborative platform for taking action: Facilitate feedback sharing with your teams, engage your participants meaningfully, and easily export your data for further analysis and strategic planning. This ensures that everyone involved has access to the insights necessary to drive continuous improvement.

Employ cutting-edge machine learning methodologies for an in-depth analysis of text that facilitates the extraction, interpretation, and secure storage of textual information. Utilizing AutoML, one can effortlessly build high-performance custom machine learning models without needing to write any code. Enhance your applications by implementing natural language understanding via the Natural Language API, which significantly boosts their capabilities. By employing entity analysis, you can accurately identify and categorize various elements in documents such as emails, chats, and social media exchanges, followed by conducting sentiment analysis to assess customer feedback and generate actionable insights for enhancing products and user experiences. Moreover, the Natural Language API, paired with speech-to-text functionalities, allows you to gather meaningful insights from audio sources as well. The Vision API also adds to your toolkit by providing optical character recognition (OCR) to convert scanned documents into digital formats. Additionally, the Translation API broadens your understanding of sentiment across multiple languages, making it easier to connect with diverse audiences. With the ability to perform custom entity extraction, you can uncover specialized entities within your documents that might be overlooked by conventional models, thereby saving time and resources that would otherwise be spent on manual processing. Furthermore, this robust methodology allows you to train your own high-quality machine learning models, enabling precise classification, extraction, and sentiment assessment, which enhances the efficiency and focus of your analysis. Ultimately, this all-encompassing strategy guarantees a thorough understanding of both textual and audio data, equipping businesses with profound insights to drive better decision-making and strategies.

MeaningCloud stands out as the most user-friendly and affordable solution for deriving insights from unstructured content such as articles, documents, and social media interactions. Our suite of text analytics products delivers precise insights from diverse content types across multiple languages, catering to both SaaS and on-premises deployments. We have extensive experience working across various sectors like pharmaceuticals, finance, media, and retail, allowing us to create customized, industry-specific solutions. Our offerings encompass a range of scenarios, including the extraction of insights, analysis of customer, employee, or citizen sentiments, as well as intelligent document automation. Additionally, we provide free access to our APIs, which allow for up to 20,000 calls annually, and offer add-ins compatible with Excel and Google Sheets. Our services also include seamless integrations with platforms like Dataiku and RapidMiner, along with SDKs available in PHP, Python, Java, and JavaScript, making it easy for users to incorporate our technology into their existing workflows. This comprehensive approach ensures that organizations can harness the full potential of their unstructured data efficiently.

CXONCLOUD is a B2B SaaS platform specifically crafted to effortlessly oversee and evaluate customer satisfaction with minimal effort. It offers a comprehensive solution that encompasses unlimited customer feedback, loyalty programs, awards, rewards, referral marketing, and email automation, enabling businesses to provide a consistent and smooth customer experience across various interactions. By enhancing search capabilities and streamlining customer engagement, CXONCLOUD ensures that whether it's gathering feedback or facilitating bookings, the process is efficient. This platform can automatically detect customer sentiments and proactively notify businesses about potential negative feedback. Additionally, the all-inclusive application measures customer loyalty and features pre-designed loyalty campaigns, which businesses can leverage to engage their clientele through email and social media. Small enterprises benefit from the simplicity of obtaining referrals from satisfied customers through user-friendly built-in campaigns. Furthermore, loyal patrons are incentivized with rewards that can be distributed via QR codes and promo codes, while the platform also includes modules for automatic list generation and rewards management, making it a versatile tool for enhancing customer relations. Ultimately, CXONCLOUD empowers businesses to foster deeper connections with their customers by creating tailored experiences based on their feedback and loyalty.

Leverage automation in marketing to significantly improve sales conversions and elevate customer engagement effectively. Efficiently oversee leads who show interest in your brand or products on social media channels. Keep track of social interactions while nurturing these leads to cultivate enduring relationships. Streamline your outreach by automating the identification of profiles and collecting pertinent activities. Implement rule-based lead scoring systems to assess potential customers according to their level of engagement. Clearly outline your buyer personas to better refine your lead generation search filters. Instantly generate leads by utilizing sophisticated filters that evaluate both individual and organizational traits to identify high-value prospects. Achieve notable returns on investment promptly, ensuring that your marketing initiatives deliver fast results. Enhance content creation and distribute it concurrently across multiple social media platforms to maximize your reach. Analyze content engagement and interactions with your posts to uncover valuable leads. Gain insights from social media engagement and utilize social listening tools to monitor your brand's reputation, customer feedback, and pertinent discussions related to specific keywords, topics, competitors, or sectors, enabling strategic evaluations and proactive engagement with new opportunities. By embracing these strategies, marketers not only refine their outreach efforts but also strengthen the connection with their audience, leading to more meaningful interactions and long-term loyalty. Ultimately, the integration of such practices can transform marketing approaches and drive substantial business growth.

Stay updated on every social mention of your brand by pinpointing who is discussing it and engaging with those individuals. The emergence of social media has significantly altered the marketing landscape, necessitating that marketers excel in finding, monitoring, and participating in important online dialogues about their brands. Even if you're on a limited budget, you can successfully utilize these mentions with the right strategies. A social mention occurs whenever a monitored keyword, hashtag, or brand is cited on social media platforms, and tools like Social Searcher allow you to aggregate all these mentions in one convenient location. Our platform covers major social networks and all online references, enabling you to reach numerous individuals in almost real-time. The process is akin to using traditional search engines; just enter the keywords or brand you want to track, and you will receive a tailored list of results along with insightful analytics. By proactively interacting with your audience, you can boost your brand's visibility and cultivate more meaningful relationships, ultimately leading to greater customer loyalty. Engaging with users not only helps in addressing their concerns but also in understanding their perspectives better.

Komprehend AI provides a comprehensive suite of document classification and natural language processing (NLP) APIs tailored for software developers. Utilizing sophisticated NLP models trained on an extensive collection of over a billion documents, we achieve exceptional accuracy across a wide array of common NLP tasks, such as sentiment analysis and emotion detection. You can try our free demo today to see how our Text Analysis API performs in practice, consistently offering high precision when extracting meaningful insights from unstructured text data. Suitable for diverse sectors, including finance and healthcare, our solutions also facilitate private cloud setups through Docker containers or can be deployed on-premise, ensuring your data's confidentiality. We strictly adhere to GDPR compliance standards, emphasizing the safeguarding of your sensitive information. By monitoring online conversations, you can gain a deeper understanding of the social sentiment related to your brand, product, or service. Sentiment analysis involves a detailed contextual review of text to uncover and extract subjective insights, thereby enriching your comprehension of audience opinions. Furthermore, our tools are designed for easy integration into current workflows, simplifying the process for developers to leverage the capabilities of NLP. With these advanced features, Komprehend AI empowers businesses to make data-driven decisions by providing clarity on public sentiment.

Mention serves as a robust solution for real-time media monitoring and social listening tailored for businesses of all sizes, from small and medium enterprises to large corporations, and is available in over 125 countries globally. By offering a wide range of tools at an attractive price point, we empower numerous businesses to improve their monitoring and listening abilities, ensuring they can maximize their return on investment. Analyzing over a billion sources from the internet—including news websites, forums, review platforms, and popular social media channels such as LinkedIn, X, Facebook, and TikTok—we provide clients with instant alerts whenever their topics of interest are mentioned online. Whether your aim is to assess public sentiment towards your brand or product to enhance your reputation, examine and strengthen your competitive stance by monitoring rivals’ actions, or identify emerging trends within your sector, Mention is dedicated to equipping you with the necessary resources for success! Our commitment to our clients' achievements drives us to constantly adapt and enhance our services to align with the dynamic nature of media and social interactions, guaranteeing that you stay ahead in a competitive marketplace. Ultimately, with Mention, businesses can confidently navigate the complexities of media engagement and social listening, ensuring they remain informed and proactive in their strategies.

RapidMiner is transforming the landscape of enterprise AI, enabling individuals to influence the future in meaningful ways. The platform equips data enthusiasts across various skill levels to swiftly design and deploy AI solutions that yield immediate benefits for businesses. By integrating data preparation, machine learning, and model operations, it offers a user-friendly experience that caters to both data scientists and non-experts alike. With our Center of Excellence methodology and RapidMiner Academy, we ensure that all customers, regardless of their experience or available resources, can achieve success in their AI endeavors. This commitment to accessibility and effectiveness makes RapidMiner a leader in empowering organizations to harness the power of AI effectively.

Social Mention is a powerful tool that enables you to discover conversations surrounding your brand or competitors across a variety of news sources and social media channels. This intuitive platform acts as a social media search engine, aggregating user-generated content from across the internet into a single, comprehensive feed. It serves as an effective monitoring tool, allowing you to track and analyze public sentiment about your brand in real time and from a global perspective. Integrated with BrandMentions, this robust brand monitoring solution is designed to help you follow and engage in online discussions as they unfold. With Social Mention at your disposal, you can ensure that no mention or comment related to your brand slips through the cracks across various social media outlets, news articles, or other platforms. Keeping track of when and where your audience engages with your brand online can provide critical insights. By leveraging this tool, you can gain deep insights into customer interactions, evaluate the success of your social media efforts, and create products that are more in tune with consumer demands. In turn, this proactive approach enhances your brand's visibility and responsiveness within the ever-evolving digital landscape, ensuring that you remain competitive. Ultimately, Social Mention empowers businesses to make informed decisions that drive engagement and foster brand loyalty.

Identify mentions of places, people, brands, and events across a variety of documents and social media channels. Seamlessly obtain additional details about these entities. Organize multilingual content into pre-established categories or develop a custom classification framework in a matter of minutes. Evaluate the sentiment expressed in short texts, like product reviews, determining if it is positive, negative, or neutral. Automatically detect important, contextually relevant concepts and key phrases within articles and social media posts. Compare two texts to analyze their syntactic and semantic similarity. Ascertain when two pieces of text relate to the same subject matter. Extract refined textual content from sources such as newspapers and blogs, removing extraneous material and advertisements to present the complete article along with its accompanying images. This method not only improves the readability of the extracted text but also highlights the most critical information, making it easier for users to grasp essential insights. By streamlining this process, users can focus more on content analysis rather than sifting through irrelevant clutter.

Allganize provides exceptional AI solutions aimed at boosting the effectiveness of customer and employee support within organizations. After just four months of deployment, businesses can automate around 72% of their monthly support inquiries, greatly reducing the workload on their teams. Our AI technology is adept at handling simple customer requests, which frees up support agents to tackle more complex issues. Employees can also interact conversationally to retrieve information from diverse document formats. The conversational AI chatbot, which is pre-trained and tailored for your website, optimizes customer service workflows. Moreover, our advanced search capability quickly retrieves accurate answers from any document type, identifying key terms and organizing them to generate valuable insights. The system excels in understanding the context of product reviews by leveraging natural language processing to determine whether customer experiences are positive or negative. Additionally, it categorizes customer support dialogues into specific groups, allowing for a precise understanding of user intent and enhancing service delivery. This holistic approach not only boosts operational efficiency but also significantly improves the overall experience for both customers and employees, ultimately driving business success. As a result, organizations can look forward to a more streamlined and effective support system.

Our platform has been developed in conjunction with innovative scientific breakthroughs that explore how people recognize and express more than 30 distinct emotions. Understanding and communicating emotions effectively is crucial for the evolution of voice assistants, health technologies, social media outlets, and many other sectors. It is essential that AI initiatives are based on collaborative, comprehensive, and inclusive scientific methodologies. It is important to avoid viewing human emotions merely as instruments for AI's goals, ensuring that the benefits of artificial intelligence are available to individuals from diverse backgrounds. Those affected by AI technologies should have enough knowledge to make educated decisions regarding their use, and the introduction of AI should only take place with the clear and informed consent of those involved, thereby promoting a heightened sense of trust and ethical accountability. Furthermore, this approach not only fosters better relationships with users but also leads to a deeper understanding of emotional nuances that can significantly improve the effectiveness of AI. Prioritizing emotional intelligence in AI development will ultimately enhance user experiences and strengthen interpersonal relationships.

Effortlessly collect, analyze, and refine feedback to enhance customer satisfaction while making informed decisions rooted in data. Our AI technology assesses feedback, sorting it into categories of positive, negative, or neutral. It distills responses into concise summaries, enabling you to conserve time while obtaining vital insights. Furthermore, our AI organizes feedback into distinct categories, promoting efficient management and oversight. You can effectively monitor and track feedback through our AI platform, ensuring data-driven choices are at your fingertips. In addition, our AI brings attention to customer pain points highlighted in the feedback, allowing for a more targeted approach to enhancements. By utilizing these features, businesses can better connect with their audience and significantly improve the quality of their services. Ultimately, this systematic approach not only fosters customer loyalty but also drives continuous growth and innovation within the organization.

HubSpot's AI-driven customer platform prioritizes your customers, empowering you to achieve more significant growth. It links your front-office teams by providing a comprehensive perspective on the customer journey, utilizing AI tools to ensure a smooth interaction with clients. This platform allows businesses to swiftly respond to emerging industry trends and technological advancements. Conventional CRMs fall short in fostering growth, as many aren't tailored to nurture customer relationships, a vital capability in today's AI-centric market where customers have the freedom to explore, assess, and make purchases at will. HubSpot's Customer Platform transcends traditional offerings by incorporating Smart CRM, which merges artificial intelligence with customer insights to facilitate adaptability. Additionally, it features solutions for engaging customers throughout their entire journey and boasts an extensive ecosystem that encompasses integrations, educational resources, and community support. Ultimately, this platform is meticulously crafted to enable businesses to forge deeper connections with their customers and accelerate growth effectively.

Leverage artificial intelligence to analyze comments on YouTube, uncovering essential insights, trends, and sentiment shifts that can foster the expansion of your channel. By employing our advanced AI analysis tools, you can make well-informed, data-driven decisions that provide deep understanding of videos relevant to your niche. Understand the feelings of your audience regarding your content using state-of-the-art sentiment analysis methods. Identify emerging trends and comment behaviors to stay ahead in your industry. Gain actionable insights and recommendations that can improve your content strategy. Track and assess viewer engagement patterns to fine-tune your content for better interaction. With access to all the necessary resources, you can effectively craft your content strategy, ensuring it resonates with your audience's interests and preferences. This all-encompassing toolkit not only enables you to adapt but also helps you thrive in the ever-changing digital environment, ultimately leading to sustained growth and a loyal viewer base. Embracing these practices will position your channel for long-term success and relevance in a competitive landscape.

Fullstory is a cutting-edge platform that delivers behavioral data, illuminating the underlying narratives of consumer actions. It empowers teams in product development, engineering, and data analysis to correlate sentiment signals with various data sources to craft optimal strategies. Unlike traditional web and product analysis methods, which merely identify what occurs without explaining the reasons, Fullstory equips users with immediate, actionable insights. As the sole behavioral data platform providing essential context, it enables the creation of real-time experiences that boost revenue. Furthermore, Fullstory’s behavioral analytics is primed for artificial intelligence integration, utilizing first-party data that is automatically gathered, indexed, and semantically organized, thereby eliminating the need for organizations to squander time and resources on tedious data analysis. This innovative approach fosters a more efficient way for businesses to understand their customers and respond promptly to their needs.